YHLBLUS91PROSmart Phone with GSM, WCDMA, LTE, Bluetooth and WiFi

1 S91 PRO User Guide 2 Contents I. CAUTIONS ON MOBILE PHONE USE ............................................................................................................... 4 1.1 INTERFERENCE ......................................................................................................................................... 4 1.2 REASONABLE USE .................................................................................................................................... 4 1.3 QUALIFIED MAINTENANCE SERVICE .......................................................................................................... 4 1.4 WATER-RESISTANCE................................................................................................................................. 4 1.5 EMERGENCY CALLS .................................................................................................................................. 4 2 PRECAUTIONS FOR USE OF BATTERY ........................................................................................................... 4 3 CAUTIONS FOR CHILDREN............................................................................................................................ 5 II. KEYS AND PARTS ........................................................................................................................................ 6 III. START TO USE ........................................................................................................................................... 7 3.1 TO INSERT SIM CARD(S): ........................................................................................................................ 7 3.2 CHARGE THE BATTERY ............................................................................................................................. 9 IV. BASIC FUNCTIONS ....................................................................................................................................10 1. LOCK AND UNLOCK THE SCREEN ...............................................................................................................10 2. MAKE IT YOURS .........................................................................................................................................11 3. SWITCH TO RECENTLY USED APPLICATION ...............................................................................................17 4. MAKE A CALL ............................................................................................................................................18 5. CALL LOG ..................................................................................................................................................19 3 6. ANSWERING PHONE CALLS AND REJECTION ..............................................................................................20 7. ADD A CONTACT ........................................................................................................................................21 8. SEND AND RECEIVE MESSAGE(S) ..............................................................................................................22 9. BROWSER THE WEB ..................................................................................................................................24 10. DOWNLOAD APPLICATIONS FROM PLAY STORE .......................................................................................25 11. MANAGE APPLICATIONS ..........................................................................................................................26 12. APPLICATIONS & UTILITIES .............................................................................................................27 13. SETTINGS ................................................................................................................................................27 V. TECHNICAL INFORMATION .........................................................................................................................32 4 I. Cautions on mobile phone use 1.1 Interference All phones may be interfered, which affect phone calls. 1.2 Reasonable use Use only in the normal position. Do not touch the antenna area unnecessarily. 1.3 Qualified maintenance service Only qualified personnel may install or repair this product. 1.4 Water-resistance Your device is non water-resistant. Keep it dry. 1.5 Emergency calls Ensure the phone is switched on and in service. Enter the emergency number and press the Dialer icon. 2 Precautions for use of battery 2.1 Do not dispose of batteries near or in a fire to avoid dangers. 2.2 Do not dispose of batteries in the garbage. Dispose of batteries to assigned battery recycling center. 5 3 Cautions for children Keep your device out the reach of children in case of accidental injury caused by incorrect use of the device as toys. 6 II. Keys and parts 7  1. Receiver  2. Front camera  3. Light sensor / Proximity sensor  4. Volume key  5. Powe key  6. Audio jack  7. Mic  8. USB connector  9. Speaker  10. SIM tray  11. Rear camera  12. Fingerprint  13. Flash light III. Start to use 3.1 To insert SIM card(S): Insert the SIM card correctly in the card slot(s) (See figure below), suggest switch off the phone when you insert SIM card. Insert the Micro SD card into the slot with the correct direction (See figure below), suggest switch off the phone when you insert Micro SD. Note: Use only compatible memory cards with this device. Incompatible memory cards may damage the card or the device and corrupt the data stored in the card. 8 9 3.2 Charge the battery During charging, the battery indicator on the phone is a thunder icon. If the device is switched off during charging, there will still be a charging indication on the screen that shows the phone is being charged. If the device is overused when the battery is low, the charging icon might take some time to appear. When the battery…

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BLU Products, Inc. Date:2022/06/06 To: Federal Communications Commission, Authorization & Evaluation Division, 7435 Oakland Mills Road, Columbia, MD 21046 To Whom It May Concern: The BLU Products, Inc., the undersigned, hereby authorizes Mrs. Wendy Zhan from Shenzhen Morlab Communications Technology Co., Ltd., to act on the behalf of the BLU Products, Inc. solely in matters relating to the application for an FCC equipment authorization for FCC ID: YHLBLUS91PRO including the signing of documents in connection with this Application. Necessary acts carried out Shenzhen Morlab Communications Technology Co., Ltd. on our behalf of the BLU Products, Inc. in connection with the Application shall have the same effect as acts of the BLU Products, Inc.. BLU Products, Inc. also hereby certify that no party to this application is subject to a denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. Thank you for your attention to this matter. Yours Sincerely, Signatory: Contact name:Wei Zeng Title:Senior Manager Tel:3057157171 Email:[email protected] Company name: BLU Products, Inc.

BLU Products, Inc. Date: 2022/06/06 To: Federal Communications Commission, Authorization & Evaluation Division, 7435 Oakland Mills Road, Columbia, MD 21046 Re: Request of Confidentiality for FCC ID: YHLBLUS91PRO To Whom it may concern: Pursuant to sections 0.457 and 0.459 of Commission’s Rules (CFR 47), and Section 552(b)(4) of the Freedom of Information Act, BLU Products, Inc. hereby requests confidentiality and treatment of certain information accompanying this application. The materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the Applicant and provide unjustified benefits to its competitors. We are also hereby request Short-Term Confidentiality for 180 days from grant date as outlined in Public Notice DA04-1705. This provision will give BLU Products, Inc. temporary confidentiality of commercially sensitive information prior to product release. The requested Permanent and Short-Term Confidential exhibits are listed as follows: PERMANENT AND SHORT-TERM CONFIDENTIAL LIST Exhibit Description PERMANENT 1 Block Diagram 2 Operational Description 3 Schematics 4 BOM 5 Tune up procedure SHORT-TERM 6 External Photos 7 Internal Photos 8 Test-Setup Photos 9 User Manual The Applicant understands that pursuant to Rule 0.457, disclosure of this application and all accompanying documentations, where applicable, will not be made public before the date of the Grant for this application. Signatory： Contact name:Wei Zeng Title:Senior Manager Tel:3057157171 Email:[email protected] Company name: BLU Products, Inc.

FCC ID: YHLBLUS91PRO External Photos 1. EUT front view 2. EUT rear view 3. EUT left side view 4. EUT right side view 5. EUT top view 6. EUT bottom view 7. Accessories

1、 Label 2、 Label location(On the back)

FCC ID: YHLBLUS91PRO Internal Photos 1. EUT uncover view 2. Antenna view Main Antenna DIV Antenna Wifi/BT/GPS Antenna

MORLAB Shenzhen Morlab Communications Technology Co., Ltd. FL1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen , GuangDong Province, P. R. China Tel: 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] REPORT No.：SZ22040332S01 Annex C Plots of System Performance Check Test Laboratory: Shenzhen Morlab Communications Technology Co., Ltd. Date: 2022.05.07 System Check_750MHz_Head Communication System: UID 0, CW (0); Frequency: 750 MHz;Duty Cycle: 1:1 Medium: HSL_750 Medium parameters used: f = 750 MHz; σ = 0.902 S/m; ε r = 41.763; ρ = 1000 kg/m 3 Ambient Temperature：23.2 °C; Liquid Temperature：22.5 °C DASY5 Configuration: - Probe: EX3DV4 - SN7608; ConvF(10.2, 10.2, 10.2) @ 750 MHz; Calibrated: 2022.01.12 - Sensor-Surface: 2mm (Mechanical Surface Detection) - Electronics: DAE4 Sn1643; Calibrated: 2021.12.30 - Phantom: Twin-SAM; Type: QD 000 P41 Ax; Serial: 2020 - Measurement SW: DASY52, Version 52.10 (4); SEMCAD X Version 14.6.14 (7483) CW750/Area Scan (81x81x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 2.53 W/kg CW750/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 53.77 V/m; Power Drift = -0.02 dB Peak SAR (extrapolated) = 3.54 W/kg SAR(1 g) = 2.21 W/kg; SAR(10 g) = 1.47 W/kg Maximum value of SAR (measured) = 2.51 W/kg 0 dB = 2.51 W/kg Test Laboratory: Shenzhen Morlab Communications Technology Co., Ltd. Date: 2022.05.08 System Check_900MHz_Head Communication System: UID 0, CW (0); Frequency: 900 MHz;Duty Cycle: 1:1 Medium: HSL_900 Medium parameters used: f = 900 MHz; σ = 0.968 S/m; ε r = 41.662; ρ = 1000 kg/m 3 Ambient Temperature：23.2 °C; Liquid Temperature：22.5 °C DASY5 Configuration: - Probe: EX3DV4 - SN7608; ConvF(9.81, 9.81, 9.81) @ 900 MHz; Calibrated: 2022.01.12 - Sensor-Surface: 2mm (Mechanical Surface Detection) - Electronics: DAE4 Sn1643; Calibrated: 2021.12.30 - Phantom: Twin-SAM; Type: QD 000 P41 Ax; Serial: 2020 - Measurement SW: DASY52, Version 52.10 (4); SEMCAD X Version 14.6.14 (7483) CW900/Area Scan (61x61x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 3.86 W/kg CW900/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 58.16 V/m; Power Drift = -0.04 dB Peak SAR (extrapolated) = 4.36 W/kg SAR(1 g) = 2.96 W/kg; SAR(10 g) = 1.95 W/kg Maximum value of SAR (measured) = 3.66 W/kg 0 dB = 3.66 W/kg Test Laboratory: Shenzhen Morlab Communications Technology Co., Ltd. Date: 2022.05.17 System Check_1800MHz_Head Communication System: UID 0, CW (0); Frequency: 1800 MHz;Duty Cycle: 1:1 Medium: HSL_1800 Medium parameters used: f = 1800 MHz; σ = 1.413 S/m; ε r = 40.568; ρ = 1000 kg/m 3 Ambient Temperature：23.2 °C; Liquid Temperature：22.1 °C DASY5 Configuration: - Probe: EX3DV4 - SN7608; ConvF(8.26, 8.26, 8.26) @ 1800 MHz; Calibrated: 2022.01.12 - Sensor-Surface: 2mm (Mechanical Surface Detection) - Electronics: DAE4 Sn1643; Calibrated: 2021.12.30 - Phantom: Twin-SAM; Type: QD 000 P41 Ax; Serial: 2020 - Measurement SW: DASY52, Version 52.10 (4); SEMCAD X Version 14.6.14 (7483) CW1800/Area Scan (61x61x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 15.0 W/kg CW1800/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 90.99 V/m; Power Drift = -0.06 dB Peak SAR (extrapolated) = 18.4 W/kg SAR(1 g) = 10.25 W/kg; SAR(10 g) = 5.33 W/kg Maximum value of SAR (measured) = 14.4 W/kg 0 dB = 14.4 W/kg Test Laboratory: Shenzhen Morlab Communications Technology Co., Ltd. Date: 2022.05.18 System Check_2000MHz_Head Communication System: UID 0, CW (0); Frequency: 2000 MHz;Duty Cycle: 1:1 Medium: HSL_2000 Medium parameters used: f = 2000 MHz; σ = 1.444 S/m; ε r = 40.237; ρ = 1000 kg/m 3 Ambient Temperature：23.2 °C; Liquid Temperature：22.1 °C DASY5 Configuration: - Probe: EX3DV4 - SN7608; ConvF(7.99, 7.99, 7.99) @ 2000 MHz; Calibrated: 2022.01.12 - Sensor-Surface: 2mm (Mechanical Surface Detection) - Electronics: DAE4 Sn1643; Calibrated: 2021.12.30 - Phantom: Twin-SAM; Type: QD 000 P41 Ax; Serial: 2020 - Measurement SW: DASY52, Version 52.10 (4); SEMCAD X Version 14.6.14 (7483) CW2000/Area Scan (61x61x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 15.8 W/kg CW2000/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 92.87 V/m; Power Drift = -0.09 dB Peak SAR (extrapolated) = 19.5 W/kg SAR(1 g) = 10.64 W/kg; SAR(10 g) = 5.52 W/kg Maximum value of SAR (measured) = 15.2 W/kg 0 dB = 15.2 W/kg Test Laboratory: Shenzhen Morlab Communications Technology Co., Ltd. Date: 2022.05.09 System Check_2450MHz_Head Communication System: UID 0, CW (0); Frequency: 2450 MHz;Duty Cycle: 1:1 Medium: HSL_2450 Medium parameters used: f = 2450 MHz; σ = 1.786 S/m; ε r = 39.478; ρ = 1000 kg/m 3 Ambient Temperature：23.2 °C; Liquid Temperature：22.2 °C DASY5 Configuration: - Probe: EX3DV4 - SN7608; ConvF(7.42, 7.42, 7.42) @ 2450 MHz; Calibrated: 2022.01.12 - Sensor-Surface: 2mm (Mechanical Surface Detection) - Electronics: DAE4 Sn1643; Calibrated: 2021.12.30 - Phantom: Twin-SAM; Type: QD 000 P41 Ax; Serial: 2020 - Measurement SW: DASY52, Version 52.10 (4); SEMCAD X Version 14.6.14 (7483) CW2450/Area Scan (71x71x1): Interpolated grid: dx=1.200 mm, dy=1.200 mm Maximum value of SAR (interpolated) = 21.5 W/kg CW2450/Zoom Scan (7x7x7)/Cube 0: Measurement grid: dx=5mm, dy=5mm, dz=5mm Reference Value = 92.37 V/m; Power Drift = 0.04 dB Peak SAR (extrapolated) = 28.2 W/kg SAR(1 g) = 13.72 W/kg; SAR(10 g) = 6.34 W/kg Maximum value of SAR (measured) = 20.9 W/kg 0 dB = 20.9 W/kg Test Laboratory: Shenzhen Morlab Communications Technology Co., Ltd. Date: 2022.05.10 System Check_2600MHz_Head Communication System: UID 0, CW (0); Frequency: 2600 MHz;Duty Cycle: 1:1 Medium: HSL_2600 Medium parameters used: f = 2600 MHz; σ = 1.979 S/m; ε r = 39.159; ρ = 1000 kg/m 3 Ambient Temperature：23.2 °C; Liq…

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MORLAB Shenzhen Morlab Communications Technology Co., Ltd. FL1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen , GuangDong Province, P. R. China Tel: 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] REPORT No.：SZ22040332S01 Annex D Plots of Maximum SAR Test Results Test Laboratory: Shenzhen Morlab Communications Technology Co., Ltd. Date: 2022.05.08 GSM850_GPRS(3 TX slots)_Right Cheek_Ch189 Communication System: UID 0, GSM850(class 11) (0); Frequency: 836.4 MHz;Duty Cycle: 1:2.77 Medium: HSL_900 Medium parameters used: f = 836.4 MHz; σ = 0.958 S/m; ε r = 40.843; ρ = 1000 kg/m 3 Ambient Temperature：23.2 °C; Liquid Temperature：22.5 °C DASY5 Configuration: - Probe: EX3DV4 - SN7608; ConvF(9.81, 9.81, 9.81) @ 836.4 MHz; Calibrated: 2022.01.12 - Sensor-Surface: 2mm (Mechanical Surface Detection) - Electronics: DAE4 Sn1643; Calibrated: 2021.12.30 - Phantom: Twin-SAM; Type: QD 000 P41 Ax; Serial: 2020 - Measurement SW: DASY52, Version 52.10 (4); SEMCAD X Version 14.6.14 (7483) Ch189/Area Scan (71x91x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 0.397 W/kg Ch189/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 5.069 V/m; Power Drift = 0.06 dB Peak SAR (extrapolated) = 0.420 W/kg SAR(1 g) = 0.328 W/kg; SAR(10 g) = 0.251 W/kg Maximum value of SAR (measured) = 0.372 W/kg 0 dB = 0.372 W/kg Test Laboratory: Shenzhen Morlab Communications Technology Co., Ltd. Date: 2022.05.18 GSM1900_GPRS(4 TX slots)_Right Cheek_Ch661 Communication System: UID 0, GSM1900(class 12) (0); Frequency: 1880 MHz;Duty Cycle: 1:2.08 Medium: HSL_2000 Medium parameters used: f = 1880 MHz; σ = 1.321 S/m; ε r = 39.882; ρ = 1000 kg/m 3 Ambient Temperature：23.2 °C; Liquid Temperature：22.1 °C DASY5 Configuration: - Probe: EX3DV4 - SN7608; ConvF(7.99, 7.99, 7.99) @ 1880 MHz; Calibrated: 2022.01.12 - Sensor-Surface: 2mm (Mechanical Surface Detection) - Electronics: DAE4 Sn1643; Calibrated: 2021.12.30 - Phantom: Twin-SAM; Type: QD 000 P41 Ax; Serial: 2020 - Measurement SW: DASY52, Version 52.10 (4); SEMCAD X Version 14.6.14 (7483) Ch661/Area Scan (71x91x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 0.0180 W/kg Ch661/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 0.9740 V/m; Power Drift = 0.09 dB Peak SAR (extrapolated) = 0.0190 W/kg SAR(1 g) = 0.012 W/kg; SAR(10 g) = 0.00741 W/kg Maximum value of SAR (measured) = 0.0151 W/kg 0 dB = 0.0151 W/kg Test Laboratory: Shenzhen Morlab Communications Technology Co., Ltd. Date: 2022.05.18 WCDMA Band II_RMC 12.2Kbps_Right Cheek_Ch9400 Communication System: UID 0, UMTS-FDD (0); Frequency: 1880 MHz;Duty Cycle: 1:1 Medium: HSL_2000 Medium parameters used: f = 1880 MHz; σ = 1.321 S/m; ε r = 39.882; ρ = 1000 kg/m 3 Ambient Temperature：23.2 °C; Liquid Temperature：22.1 °C DASY5 Configuration: - Probe: EX3DV4 - SN7608; ConvF(7.99, 7.99, 7.99) @ 1880 MHz; Calibrated: 2022.01.12 - Sensor-Surface: 2mm (Mechanical Surface Detection) - Electronics: DAE4 Sn1643; Calibrated: 2021.12.30 - Phantom: Twin-SAM; Type: QD 000 P41 Ax; Serial: 2020 - Measurement SW: DASY52, Version 52.10 (4); SEMCAD X Version 14.6.14 (7483) Ch9400/Area Scan (71x91x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 0.0143 W/kg Ch9400/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 0 V/m; Power Drift = 0.04 dB Peak SAR (extrapolated) = 0.190 W/kg SAR(1 g) = 0.084 W/kg; SAR(10 g) = 0.057 W/kg Maximum value of SAR (measured) = 0.108 W/kg 0 dB = 0.108 W/kg Test Laboratory: Shenzhen Morlab Communications Technology Co., Ltd. Date: 2022.05.17 WCDMA Band IV_RMC 12.2Kbps_Right Cheek_Ch1413 Communication System: UID 0, UMTS-FDD (0); Frequency: 1732.6 MHz;Duty Cycle: 1:1 Medium: HSL_1800 Medium parameters used: f = 1733 MHz; σ = 1.366 S/m; ε r = 41.367; ρ = 1000 kg/m 3 Ambient Temperature：23.2 °C; Liquid Temperature：22.1 °C DASY5 Configuration: - Probe: EX3DV4 - SN7608; ConvF(8.26, 8.26, 8.26) @ 1732.6 MHz; Calibrated: 2022.01.12 - Sensor-Surface: 2mm (Mechanical Surface Detection) - Electronics: DAE4 Sn1643; Calibrated: 2021.12.30 - Phantom: Twin-SAM; Type: QD 000 P41 Ax; Serial: 2020 - Measurement SW: DASY52, Version 52.10 (4); SEMCAD X Version 14.6.14 (7483) Ch1413/Area Scan (71x91x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 0.330 W/kg Ch1413/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 0 V/m; Power Drift = 0.04 dB Peak SAR (extrapolated) = 0.290 W/kg SAR(1 g) = 0.018 W/kg; SAR(10 g) = 0.012 W/kg Maximum value of SAR (measured) = 0.237 W/kg 0 dB = 0.237 W/kg Test Laboratory: Shenzhen Morlab Communications Technology Co., Ltd. Date: 2022.05.08 WCDMA Band V_RMC 12.2Kbps_Right Cheek_Ch4182 Communication System: UID 0, UMTS-FDD (0); Frequency: 836.4 MHz;Duty Cycle: 1:1 Medium: HSL_900 Medium parameters used: f = 836.4 MHz; σ = 0.958 S/m; ε r = 40.843; ρ = 1000 kg/m 3 Ambient Temperature：23.2 °C; Liquid Temperature：22.5 °C DASY5 Configuration: - Probe: EX3DV4 - SN7608; ConvF(9.81, 9.81, 9.81) @ 836.4 MHz; Calibrated: 2022.01.12 - Sensor-Surface: 2mm (Mechanical Surface Detection) - Electronics: DAE4 Sn1643; Calibrated: 2021.12.30 - Phantom: Twin-SAM; Type: QD 000 P41 Ax; Serial: 2020 - Measurement SW: DASY52, Version 52.10 (4); SEMCAD X Version 14.6.14 (7483) Ch4182/Area Scan (71x91x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 0.169 W/kg Ch4182/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 2.957 V/m; Power Drift = 0.01 dB Peak SAR (extrapolated) = 0.179 W/kg SAR(1 g) = 0.140 W/kg; SAR(10 g) = 0.108 W/kg Maximum value of SAR (measured) = 0.159 W/kg 0 dB = 0.159 W/kg Test Laboratory: Shenzhen Morlab Communications Technology Co., Ltd. Date: 2022.05.18 LTE Band 2_20MHz_QPSK_1RB_0Offset_Right Cheek…

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MORLAB Shenzhen Morlab Communications Technology Co., Ltd. FL1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen , GuangDong Province, P. R. China Tel: 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] REPORT No.：SZ22040332S01 Annex E Conducted Power Note: Conducted power unit: dBm The target power was recorded in the manufacture document. 128189251128189251 824.2836.4848.8824.2836.4848.8 32.9633.0733.0134.0023.9624.0724.0125.00 32.9033.0632.9934.0023.9024.0623.9925.00 31.7531.8131.8932.5025.7525.8125.8926.500.14 29.9730.1030.0731.0025.7125.8425.8126.740.13 28.8728.8928.9129.5025.8725.8925.9126.500.04 27.6927.7327.5528.5018.6918.7318.5519.500.18 26.7126.6026.4427.5020.7120.6020.4421.500.27 24.5824.4324.4025.5020.3220.1720.1421.240.18 23.2823.2623.2124.0020.2820.2620.2121.000.07 Max.33.07Max.25.91 512661810512661810 1850.218801909.81850.218801909.8 28.3028.3428.4129.0019.3019.3419.4120.00 28.3128.3328.4229.0019.3119.3319.4220.00 27.5527.5727.6828.5021.5521.5721.6822.500.13 25.8025.8425.9726.5021.5421.5821.7122.240.17 24.6624.8524.8225.5021.6621.8521.8222.500.19 25.6625.7825.7426.5016.6616.7816.7417.500.12 24.7224.8124.7925.5018.7218.8118.7919.500.09 22.6122.7722.6923.5018.3518.5118.4319.240.16 21.6921.8021.7622.5018.6918.8018.7619.500.11 Max.28.42Max.21.85 926294009538131214131513413241824233 966298009938153716381738435744074458 1852.418801907.61712.41732.61752.6826.4836.4846.6 3GPP Rel 99RMC 12.2Kbps20.5920.6220.6021.5020.1220.1720.0721.0023.5123.5923.4624.50 3GPP Rel 6HSDPA Subtest-119.5319.5319.6120.0018.0518.0418.0218.5021.8221.8621.8522.50 3GPP Rel 6HSDPA Subtest-219.4419.5119.5420.0018.0218.0518.0418.5021.8021.8221.8222.50 3GPP Rel 6HSDPA Subtest-318.9918.9719.0520.0017.5517.5617.5018.5021.3321.3021.3522.00 3GPP Rel 6HSDPA Subtest-418.8918.9419.0520.0017.4917.5317.5418.5021.3121.2821.3722.00 3GPP Rel 6HSUPA Subtest-118.9418.9518.9920.0017.5417.5217.4918.5021.2821.3021.8222.00 3GPP Rel 6HSUPA Subtest-219.4119.4719.5020.0017.9918.0117.9318.5021.8121.8221.8922.50 3GPP Rel 6HSUPA Subtest-318.4918.5418.5619.0017.0717.0617.0717.5020.7820.8220.9121.50 3GPP Rel 6HSUPA Subtest-419.4919.4619.5720.0018.0217.9818.0318.5021.7821.8021.8722.50 3GPP Rel 6HSUPA Subtest-518.4618.5818.5619.0017.0017.0316.9717.5020.8020.7920.8521.50 3GPP Rel 7 HSPA+ (16QAM) Subtest-118.4218.4518.5419.0017.0017.0617.0317.5020.7620.7920.8021.50 Cable Loss0.8Cable Loss0.8Cable Loss0.8 Max.20.62Max.20.17Max.23.59 Mode Attenuator TX Channel Rx Channel Mode AttenuatorCable Loss : 0.8 Tune-up Limit (dBm) Tune-up Limit (dBm) Tune-up Limit (dBm) Date4/26 BandWCDMA Band IIWCDMA Band IVWCDMA Band V Frequency (MHz) EDGE 4 Tx slots EDGE 1 Tx slot EDGE 2 Tx slots EDGE 3 Tx slots GPRS 2 Tx slots GPRS 3 Tx slots GPRS 4 Tx slots GSM1900Burst Average Power (dBm)Frame-Average Power (dBm) TX Channel Frequency (MHz) GSM 1 Tx slot GPRS 1 Tx slot Tune-up Limit (dBm) Ch Delta > 0.5 0.12 Tune-up Limit (dBm) Mode AttenuatorCable Loss : 0.6 EDGE 2 Tx slots EDGE 3 Tx slots EDGE 4 Tx slots GPRS 3 Tx slots GPRS 4 Tx slots EDGE 1 Tx slot Frequency (MHz) GSM 1 Tx slot GPRS 1 Tx slot GPRS 2 Tx slots Tune-up Limit (dBm) Tune-up Limit (dBm) Ch Delta > 0.5 0.17 Full Power GSM850Burst Average Power (dBm)Frame-Average Power (dBm) TX Channel BW [MHz]Modulation RB Size RB Offset Low Channel Middle Channel High Channel BW [MHz] Modulation RB Size RB Offset Low Channel Middle Channel High Channel 187001890019100200502017520300 18601880190017201732.51745 20QPSK1023.2223.2623.1620QPSK1023.0423.1523.00 20QPSK14923.1423.1623.2120QPSK14923.0823.0523.06 20QPSK19922.9422.9522.9520QPSK19922.6822.6522.72 20QPSK50022.3822.4622.4220QPSK50022.1322.3522.17 20QPSK502422.3522.3622.3520QPSK502422.2322.1322.30 20QPSK505022.3422.2822.3720QPSK505022.2022.2122.05 20QPSK100022.3522.4122.3720QPSK100022.0922.2822.08 2016QAM1022.5222.2322.192016QAM1022.1021.9622.31 2016QAM14922.4922.6422.592016QAM14922.0822.3822.12 2016QAM19922.1622.2322.282016QAM19922.3421.9921.95 2016QAM50021.3021.2521.292016QAM50021.1821.2521.21 2016QAM502421.3021.2421.312016QAM502421.1821.1121.16 2016QAM505021.3421.1621.322016QAM505021.1021.1421.00 2016QAM100021.2921.3021.332016QAM100021.2121.0821.03 2064QAM1021.3921.3021.402064QAM1021.7521.5421.43 2064QAM14921.6321.3021.422064QAM14921.4821.7321.72 2064QAM19921.3521.4121.412064QAM19921.3621.7021.34 2064QAM50021.1721.2121.212064QAM50021.1121.2121.15 2064QAM502421.1921.1721.202064QAM502421.0621.2421.06 2064QAM505021.2621.0621.192064QAM505021.0821.1621.05 2064QAM100021.1721.1321.182064QAM100021.2521.1821.14 186751890019125200252017520325 1857.518801902.5 1717.51732.51747.5 15QPSK1022.8523.1222.9315QPSK1023.0723.1122.93 15QPSK13723.0123.0723.1615QPSK13723.0523.0923.00 15QPSK17422.8722.8222.8115QPSK17422.7422.8822.85 15QPSK36022.2322.2022.3915QPSK36022.0522.0622.08 15QPSK362022.2522.2722.3315QPSK362022.0421.9322.12 15QPSK363922.3022.2522.3215QPSK363922.0122.0421.88 15QPSK75022.2422.1622.3015QPSK75021.9822.1021.88 1516QAM1022.4422.2022.161516QAM1021.9221.9622.31 1516QAM13722.4022.4822.451516QAM13722.0222.3322.04 1516QAM17422.0622.2022.171516QAM17422.1621.9421.98 1516QAM36021.2721.1121.261516QAM36021.0221.0521.10 1516QAM362021.1521.1221.191516QAM362021.1021.0220.98 1516QAM363921.2221.0621.241516QAM363920.9521.0620.88 1516QAM75021.2721.2421.321516QAM75021.1520.8820.89 1564QAM1021.3021.2021.341564QAM1021.6721.5821.54 1564QAM13721.5621.5421.361564QAM13721.3121.6121.50 1564QAM17421.3021.2821.301564QAM17421.3721.5521.40 1564QAM36021.1321.1321.081564QAM36020.9421.1321.01 1564QAM362021.0521.1121.151564QAM362020.9421.1020.97 1564QAM363921.1620.9721.131564QAM363921.0020.9720.87 1564QAM75021.0921.0221.071564QAM75021.1021.0221.05 186501890019150200002017520350 18551880190517151732.51750 10QPSK1022.9023.1523.0410QPSK1022.8923.0922.91 10QPSK12523.0123.0223.0710QPSK12523.0822.9023.01 10QPSK14922.8622.8922.8210QPSK14922.7722.7322.72 10QPSK25022.3322.1922.4110QPSK25021.9922.0622.13 10QPSK251222.3122.3522.3210QP…

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MORLAB Shenzhen Morlab Communications Technology Co., Ltd. FL1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen , GuangDong Province, P. R. China Tel: 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] REPORT No.：SZ22040332S01 Annex F DASY Calibration Certificate

NOTE: This document is issued by Shenzhen Morlab Communications Technology Co., the test report shall not be reproduced except in full without prior written permission of the company. The test results apply only to the particular sample(s) tested and to the specific tests carried out which is available on request for validation and information confirmed at our website. MORLAB Shenzhen Morlab Communications Technology Co., Ltd. FL1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZh en , GuangDong Province, P. R. China Tel: 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] REPORT No.：SZ22040332S01 Page 1 of 71 TEST REPORT APPLICANT : BLU Products, Inc. PRODUCT NAME : Smart Phone MODEL NAME : S91 PRO BRAND NAME : BLU FCC ID : YHLBLUS91PRO STANDARD(S) : FCC 47 CFR Part 2(2.1093) IEEE 1528-2013 RECEIPT DATE : 2022-04-24 TEST DATE : 2022-05-07 to 2022-05-18 ISSUE DATE : 2022-06-06 Edited by : Xie Yiyun (Rapporteur) Approved by: Shen Junsheng (Supervisor) MORLAB Shenzhen Morlab Communications Technology Co., Ltd. FL1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen , GuangDong Province, P. R. China Tel: 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] REPORT No.：SZ22040332S01 Page 2 of 71 DIRECTORY 1. SAR Results Summary ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 5 2. Technical Information ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 6 2.1. Applicant and Manufacturer Information ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 6 2.2. Equipment under Test (EUT) Description ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 6 2.3. Environment of Test Site/Conditions ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 8 3. Specific Absorption Rate (SAR) ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 9 3.1. Introduction∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 9 3.2. SAR Definition ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 9 4. RF Exposure Limits ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 10 4.1. Uncontrolled Environment ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙…

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