2BDCS-2502Bluetooth speaker

RETRO BLUETOOTH SPEAKER MANUAL INSTRUCTION RETRO BLUETOOTH SPEAKER Thanks for choosing our product. We hope you will enjoy music. Security guidance Before using the speaker, please read our specs clearly and keep it for future reference. 1.Stay away from heat, sharp items, direct sunlight and open fire. 2.Do not insert any metal objects, avoid short circuit. 3.Don't repair the product by yourself, please contact the authorized manufacturer to repair it. 4.Avoid rain, spray and other liquids. 5.If the product is overheated, damaged or falling into the liquid, stop using it. 6.Use the product according to local standards and regulations. Accessories 1* Bluetooth speaker 1* USB charging cable 1* Audio cable 1* Manual FM radio: Plug in charging cable firstly (Charging cable acts as an antenna, press twice for FM mode, then press for FM station searching, press again to stop the searching. After the searching, it will automatically enter the first channel. Short press Button for previous music/FM program Short press Button for next music/FM program Rotate for Volume adjust Battery charging 1. Insert the charging cable DC 5V, connect the USB to the computer or DC adapter. LED indicator light turns red, it means speaker is charging. 2. When the speaker is fully charged, the red indicator will turn off. *Remarks: • The new battery only needs 2-3 hours for the first time to complete the charge and discharge cycles. Avoid overcharging the speaker. • If speaker is not used for long periods of time, the battery life may shorten slightly. Technical parameters: Bluetooth V5.3 Range 10 meters Power supply DC 5V/1A Battery 3.7V 500mAh Charging time Approx 1-2 hours Speaker Output 5W Operating time Approx 2-3hours Button instruction and Basic Operation: Button Operation Button • Power on/offLong press 3~4 seconds • Play/Pause: short press • Change Mode: Double press (FM/BLUETOOTH/TF/USB/AUX in ) • When receive calling, short press to answer, double press will refuse the call Insert audio wire into after turn on the speaker, will into AUX mode automatically Insert USB to and TF card to to listen music you instore . Volume scale . Power on&off/Play&Pause/Mode Switching . Bluetooth indicator light . USB drive reading 2 4 6 8 10 . Charging port . Volume adjustment . Next song/FM program . Previous song/FM program . AUX audio port 1 9 3 5 7 . TF card 9 10 78 1 2 3456 FCC Warnning: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: • Reorient or relocate the receiving antenna. • Increase the separation between the equipment and receiver. • Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. • Consult the dealer or an experienced radio/TV technician for help. Caution: Any changes or modifications to this device not explicitly approved by manufacturer could void your authority to operate this equipment. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1)This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 0cm between the radiator and your body.

Shenzhen HTT Technology Co., Ltd. Report No.: HTT202603666 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 1 of 3 Product Name: Bluetooth speaker Model No.: 2502 EUT Constructional Details External Photo Report No.: HTT202603666 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 2 of 3 Report No.: HTT202603666 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 3 of 3 ------End------

Label and Location Size: L: 3.0cm*W: 2.0cm Label and Location FCC ID : 2BDCS-2502

Shenzhen HTT Technology Co., Ltd. Report No.: HTT202603666 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 1 of 4 Product Name: Bluetooth speaker Model No.: 2502 EUT Constructional Details Internal Photo Report No.: HTT202603666 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 2 of 4 ANTENNA Report No.: HTT202603666 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 3 of 4 Report No.: HTT202603666 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 4 of 4 ------End------

Shenzhen HTT Technology Co., Ltd. Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 1 of 8 RF Exposure evaluation Report Reference No. ..................... : FCC ID............................................. : HTT202603666F02 2BDCS-2502 Compiled by ( position+printed name+signature) . : File administrators Supervised by ( position+printed name+signature) . : Project Engineer Approved by ( position+printed name+signature) . : RF Manager Date of issue .................................... : Mar. 24, 2026 Testing Laboratory Name .............. : Shenzhen HTT Technology Co.,Ltd. Address ............................................ : 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao’an District, Shenzhen, Guangdong, China Applicant’s name ............................ : Dongguan Shengxiang Technology Co., Ltd. Address ............................................ : 2F, No.37, Xiangfeng Street, Yangwucun, Dalingshan Dongguan, Guangdong China Standard ........................................... : 47CFR §1.1310 47CFR §2.1093 KDB447498 D01 General RF Exposure Guidance v06 Shenzhen HTT Technology Co.,Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen HTT Technology Co.,Ltd. is acknowledged as copyright owner and source of the material. Shenzhen HTT Technology Co.,Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Test item description ..................... : Bluetooth speaker Manufacturer .................................... : Dongguan Shengxiang Technology Co., Ltd. Trade Mark ........................................ N/A Model/Type reference ...................... : 2502 Rating ............................................... : DC 3.7V From Battery and DC 5V From External Circuit Result ............................................... : PASS Report No.: HTT202603666F02 Page 2 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 2 of 8 T E S T R E P O R T Equipment under Test : Bluetooth speaker Model /Type : 2502 Listed Models : N/A Applicant : Dongguan Shengxiang Technology Co., Ltd. Address : 2F, No.37, Xiangfeng Street, Yangwucun, Dalingshan Dongguan, Guangdong China Manufacturer : Dongguan Shengxiang Technology Co., Ltd. Address : 2F, No.37, Xiangfeng Street, Yangwucun, Dalingshan Dongguan, Guangdong China Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Report No.: HTT202603666F02 Page 3 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 3 of 8 Contents 1 T E S T S T A N D A R D S ................................................... 4 2 S U M M A R Y .............................................................. 5 2.1 General Remarks 5 2.2 Product Description 5 2.3 Special Accessories 5 2.4 Modifications 5 3 T E S T E N V I R O N M E N T 6 3.1 Address of the test laboratory 6 3.2 Test Facility 6 3.3 Statement of the measurement uncertainty 6 4 T E S T L I M I T 7 4.1 Requirement 7 4.2 Conducted Power Results 8 4.3 Manufacturing tolerance 8 4.4 Evaluation Result 8 4.5 Simultaneous Transmission for SAR Exclusion 8 5 C O N C L U S I O N 8 Report No.: HTT202603666F02 Page 4 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 4 of 8 1 T E S T S T A N D A R D S The tests were performed according to following standards: ANSI C95.1–1999: IEEE Standard for Safety Levels with Respect to Human Exposure to Radio Frequency Electromagnetic Fields, 3 kHz to 300 GHz. FCC KDB 447498 D01 General RF Exposure Guidance v06: Mobile and Portable Device, RF Exposure, Equipment Authorization Procedures. FCC CFR 47 part1 1.1310: Radiofrequency radiation exposure limits. FCC CFR 47 part2 2.1093: Radiofrequency radiation exposure evaluation: portable devices Report No.: HTT202603666F02 Page 5 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 5 of 8 2 S U M M A R Y 2.1 General Remarks Date of receipt of test sample : Mar. 12, 2026 Testing commenced on : Mar. 12, 2026 Testing concluded on : Mar. 24, 2026 2.2 Product Description Product description: Bluetooth speaker Model/Type reference: 2502 Power supply: DC 3.7V From Battery and DC 5V From External Circuit Adapter Information (Auxiliary test provided by the lab): Testing sample ID： HTT202603666-1# (Engineer sample) HTT202603666-2# (Normal sample) Hardware version: / Software version: / Bluetooth : Supported Type: Bluetooth BR/EDR Modulation: GFSK, π/4DQPSK Operation frequency: 2402MHz~2480MHz Channel number: 79 Channel separation: 1MHz Antenna type: PCB Antenna Antenna gain: -0.58 dBi 2.3 Special Accessories The following is the EUT test of the auxiliary equipment provided by the laboratory: Description Manufacturer Model Technical Parameters Certificate Provided by / / / / / / 2.4 Modifications No modifications were implemented to meet testin…

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Shenzhen HTT Technology Co., Ltd. Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China FCC PART 15 SUBPART C TEST REPORT FCC PART 15.247 Report Reference No. .................... : FCC ID. ........................................... : HTT202603666F01 2BDCS-2502 Compiled by ( position+printed name+signature) . : File administrators Supervised by ( position+printed name+signature) . : Project Engineer Approved by ( position+printed name+signature) . : RF Manager Date of issue .................................... : Mar. 24, 2026 Testing Laboratory Name .............. : Shenzhen HTT Technology Co.,Ltd. Address ............................................ : 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao’an District, Shenzhen, Guangdong, China Applicant’s name ........................... : Dongguan Shengxiang Technology Co., Ltd. Address ............................................ : 2F, No.37, Xiangfeng Street, Yangwucun, Dalingshan Dongguan, Guangdong China Test specification ........................... : Standard ........................................... : FCC Part 15.247 Shenzhen HTT Technology Co.,Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen HTT Technology Co.,Ltd. is acknowledged as copyright owner and source of the material. Shenzhen HTT Technology Co.,Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Test item description ..................... : Bluetooth speaker Trade Mark ....................................... : N/A Manufacturer .................................. : Dongguan Shengxiang Technology Co., Ltd. Model/Type reference ...................... : 2502 Listed Models ................................... : N/A Modulation ....................................... : GFSK, Π/4DQPSK Frequency ......................................... From 2402MHz to 2480MHz Ratings ............................................. : DC 3.7V From Battery and DC 5V From External Circuit Result ............................................... : PASS Report No.: HTT202603666F01 Page 2 of 38 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China T E S T R E P O R T Equipment under Test : Bluetooth speaker Model /Type : 2502 Listed Models : N/A Applicant : Dongguan Shengxiang Technology Co., Ltd. Address : 2F, No.37, Xiangfeng Street, Yangwucun, Dalingshan Dongguan, Guangdong China Manufacturer : Dongguan Shengxiang Technology Co., Ltd. Address : 2F, No.37, Xiangfeng Street, Yangwucun, Dalingshan Dongguan, Guangdong China Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Report No.: HTT202603666F01 Page 3 of 38 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Contents 1 TEST STANDARDS .......................................................................................................................................... 4 2 SUMMARY ........................................................................................................................................................ 5 2.1 General Remarks .................................................................................................................................... 5 2.2 Product Description ................................................................................................................................. 5 2.3 Equipment Under Test ............................................................................................................................ 5 2.4 Short description of the Equipment under Test (EUT) ............................................................................ 5 2.5 EUT configuration .................................................................................................................................... 6 2.6 EUT operation mode ............................................................................................................................... 6 2.7 Block Diagram of Test Setup .................................................................................................................. 6 2.8 Related Submittal(s) / Grant (s) .............................................................................................................. 6 2.9 Modifications ........................................................................................................................................... 6 3 TEST ENVIRONMENT ...................................................................................................................................... 7 3.1 Address of the test laboratory ................................................................................................................. 7 3.2 Test Facility ............................................................................................................................................. 7 3.3 Environmental conditions ........................................................................................................................ 7 3.4 Summary of measurement results .......................................................................................................... 8…

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InvertedFAntennaSpecification Summary ITEMANTSPEC ModelName 2.4GANT Center Frequency HorizontalVertical 2400MHz2450MHz2500MHz2400MHz2450MHz2500MHz -1.26 -0.76-0.58 -2.4 -5.25 6-1.86 MAX.Gain -0.58d Bi PolarizationHorizontalandVertical AzimuthBeam Pattern Omni-directional Impedance 50Ohm AntennaLength 38.20mm Manufacture Dongguan Shengxiang Technology Co.Ltd AntennaPhoto&Length(mm) ADD4th Floor, No. 10, Lane 4, Yanwu New Village, Dalingshan Town, Dongguan City Horizontal:2400MHz2450MHz2500MHz Power(dBm) Max:0Min:-40Scale:5/div Frequency (MHz) Gain(dBi) Max MinAvg 2400 -1.26174 -30.0801-7.18716 2450-0.765802-36.5604-7.48023 2500-0.585582 -22.0315 -6.59127 Vertical:2400MHz2450MHz2500MHz Power(dBm) Max:0Min:-30Scale:5/div Frequency (MHz) Gain(dBi) Max MinAvg 2400-5.2537 -22.1424-12.4294 2450 -2.4652-24.5837 -10.4702 2500 -1.86120 -29.5214-9.20432 ANTTestLabs：AttestationofGlobalComplianceCo.,Ltd.

1 Appendix RF Test Data for BT Company: : Dongguan Shengxiang Technology Co., Ltd. EUT : Bluetooth speaker FCC ID: : 2BDCS-2502 Model Number : 2502 Report No. : HTT202603666F01 Reviewed By : Heber He 2 1. Duty Cycle 1.1 Test Result 1.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) Packet Type T_on (ms) Period (ms) Duty Cycle (%) Duty Cycle Correction Factor (dB) Max. DC Variation (%) GFSK SISO 2402 DH5 2.887 3.751 76.97 1.14 11.50 2441 DH5 2.886 3.750 76.96 1.14 0.03 2480 DH5 2.887 3.750 76.99 1.14 0.01 Pi/4DQPSK SISO 2402 2DH5 2.893 3.751 77.13 1.13 0.03 2441 2DH5 2.893 3.750 77.15 1.13 0.03 2480 2DH5 2.893 3.750 77.15 1.13 0.03 3 1.2 Test Graph 1.2.1 Ant1 GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV 4 GFSK_DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV 5 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV 6 2. Bandwidth 2.1 Test Result 2.1.1 OBW Mode TX Type Frequency (MHz) Packet Type ANT 99% Occupied Bandwidth (MHz) Verdict Result Limit GFSK SISO 2402 DH5 1 0.901 / Pass 2441 DH5 1 0.927 / Pass 2480 DH5 1 0.944 / Pass Pi/4DQPSK SISO 2402 2DH5 1 1.219 / Pass 2441 2DH5 1 1.222 / Pass 2480 2DH5 1 1.223 / Pass 2.1.2 20dB BW Mode TX Type Frequency (MHz) Packet Type ANT 20dB Bandwidth (MHz) Verdict Result Limit GFSK SISO 2402 DH5 1 0.996 / Pass 2441 DH5 1 1.017 / Pass 2480 DH5 1 1.021 / Pass Pi/4DQPSK SISO 2402 2DH5 1 1.288 / Pass 2441 2DH5 1 1.315 / Pass 2480 2DH5 1 1.316 / Pass 7 2.2 Test Graph 2.2.1 OBW GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV 8 GFSK_DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV 9 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV 10 2.2.2 20dB BW GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV 11 GFSK_DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV 12 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV 13 3. Maximum Conducted Output Power 3.1 Test Result 3.1.1 Power Mode TX Type Frequency (MHz) Packet Type Maximum Peak Conducted Output Power (dBm) Verdict ANT1 Limit GFSK SISO 2402 DH5 1.89 <=30 Pass 2441 DH5 1.85 <=20.97 Pass 2480 DH5 1.37 <=20.97 Pass Pi/4DQPSK SISO 2402 2DH5 2.50 <=20.97 Pass 2441 2DH5 2.49 <=20.97 Pass 2480 2DH5 2.07 <=20.97 Pass 14 4. Carrier Frequency Separation 4.1 Test Result 4.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) Packet Type Channel Separation (MHz) 20dB Bandwidth (MHz) Limit (MHz) Verdict GFSK SISO HOPP DH5 1.000 1.021 >=0.681 Pass Pi/4DQPSK SISO HOPP 2DH5 1.015 1.316 >=0.877 Pass 15 4.2 Test Graph 4.2.1 Ant1 GFSK_DH5_HOPP_Ant1_NTNV Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV 16 5. Number of Hopping Frequencies 5.1 Test Result 5.1.1 HoppNum Mode TX Type Frequency (MHz) Packet Type Num of Hopping Frequencies Verdict ANT1 Limit GFSK SISO HOPP DH5 79 >=15 Pass Pi/4DQPSK SISO HOPP 2DH5 79 >=15 Pass 17 5.2 Test Graph 5.2.1 HoppNum GFSK_DH5_HOPP_Ant1_NTNV Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV 18 6. Time of Occupancy (Dwell Time) 6.1 Test Result 6.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) Packet Type Duration of Single Pulse (ms) Observation Period (s) Num of Pulse in Observation Period Dwell Time (ms) Limit (ms) Verdict GFSK SISO HOPP DH1 0.386 31.600 320 123.520 <=400 Pass DH3 1.642 31.600 169 277.498 <=400 Pass DH5 2.890 31.600 103 297.670 <=400 Pass Pi/4DQPSK SISO HOPP 2DH1 0.390 31.600 316 123.240 <=400 Pass 2DH3 1.640 31.600 156 255.840 <=400 Pass 2DH5 2.890 31.600 107 309.230 <=400 Pass 19 6.2 Test Graph 6.2.1 Ant1 GFSK_DH1_HOPP_Ant1_NTNV GFSK_DH1_HOPP_Ant1_NTNV 20 GFSK_DH3_HOPP_Ant1_NTNV GFSK_DH3_HOPP_Ant1_NTNV 21 GFSK_DH5_HOPP_Ant1_NTNV GFSK_DH5_HOPP_Ant1_NTNV 22 Pi/4DQPSK_2DH1_HOPP_Ant1_NTNV Pi/4DQPSK_2DH1_HOPP_Ant1_NTNV 23 Pi/4DQPSK_2DH3_HOPP_Ant1_NTNV Pi/4DQPSK_2DH3_HOPP_Ant1_NTNV 24 Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV 25 7. Unwanted Emissions In Non-restricted Frequency Bands 7.1 Test Result 7.1.1 Ref Mode TX Type Frequency (MHz) Packet Type ANT Level of Reference (dBm) GFSK SISO 2402 DH5 1 1.69 2441 DH5 1 1.61 2480 DH5 1 1.07 HOPP DH5 1 1.80 1.80 Pi/4DQPSK SISO 2402 2DH5 1 1.48 2441 2DH5 1 1.60 2480 2DH5 1 0.95 HOPP 2DH5 1 1.53 1.53 7.1.2 CSE Mode TX Type Frequency (MHz) Packet Type ANT Level of Reference (dBm) Limit (dBm) Verdict GFSK SISO 2402 DH5 1 1.69 -18.31 Pass 2441 DH5 1 1.61 -18.39 Pass 2480 DH5 1 1.07 -18.93 Pass HOPP DH5 1 1.80 -18.20 Pass 1.80 -18.20 Pass Pi/4DQPSK SISO 2402 2DH5 1 1.48 -18.52 Pass 2441 2DH5 1 1.60 -18.40 Pass 2480 2DH5 1 0.95 -19.05 Pass HOPP 2DH5 1 1.53 -18.47 Pass 1.53 -18.47 Pass 26 7.2 Test Graph 7.2.1 Ref GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV 27 GFSK_DH5_HCH_2480MHz_Ant1_NTNV GFSK_DH5_HOPP_Ant1_NTNV 28 GFSK_DH5_HOPP_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV 29 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV 30 Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV 31 7.2.2 CSE GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_LCH_2402MHz_Ant1_NTNV 32 GFSK_DH5_MCH_2441MHz_Ant1_NTNV GFSK_DH5_HCH_2480MHz_Ant1_NTNV 33 GFSK_DH5_HCH_2480MHz_Ant1_NTNV GFSK_DH5_HOPP_Ant1_NTNV 34 GFSK_DH5_HOPP_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV 35 Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV 36 Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV 37 Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV

Shenzhen HTT Technology Co., Ltd. Report No.: HTT202603666 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 1 of 2 Product Name: Bluetooth speaker Model No.: 2502 Test Setup Photo Radiated Emission Report No.: HTT202603666 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 2 of 2 Conducted Emission RF Test ------End------