2AFXA-XD28BTDigital Media Receiver

This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed s and operated with minimum distance of 20 cm between the radiator and your body. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. Mount the Mounting brackets from the factory radio or optional installation kit (not included) Mount the existing brackets from the factory radio or the brackets supplied with the dash kit that you may have purchased to the sides of the radio with the screws supplied with the radio. Mounting the Head Unit: ISO mounting The Dual Smart App is the ultimate wireless remote control for your receiver. You can download Dual Smart app from Apple App Store or Google Play Store and install it on your smartphone or tablet. Please scan the following QR code to download Dual iPlug P2 App to your smart phone. APP Operation Voice Activation Operation Bluetooth should be paired between your smartphone and the receiver. Press the voice activation button , and the receiver will switch into Bluetooth mode, This will activate Siri ® or Google Assistant TM on your smartphone. You will need to manually switch back to the previous or desired mode once this operation is terminated. Press and holdfor 2 secs and Press momentarily to change radio release it to auto seek to previous or next strong station. Press DIM to select the dimmer level and adjust it. button is located under AUX port on the front panel. With the unit on, press and hold DISP until the hours or minutes begin to flash, then release. Rotate the volume knob to adjust the time. Press the DISP to finish the clock setting. frequency down or up one step at a time.Press and hold for 3 secs to advance quickly and release it to stop on the desired station. Press and hold volume knob for more than 2 seconds, then press DISP to store 18 FM stations and 12 AM stations automatically. Touch PS to recall each preset station that has been stored in memory for each band. (Available with the Dual Smart Remote App only) Quick Start Guide XD28BT Dimmer NSC1022-V01 Dual Electronics Corp. Toll Free: 1-866-382-5476 Monday-Friday, 9AM-5PM www.dualav.com ©2023 Dual Electronics Corp. All rights reserved. Changing Sources SOURCE Pressthe buttontoturntheuniton.Press and hold againto turnunitoff.

Inverted F Antenna Specification Summary ITEM ANT SPEC Model Name 2.4G ANT Horizontal Vertical Center Frequency 2400MHz 2450MHz 2500MHz 2400MHz 2450MHz 2500MHz -1.26 -0.76 -0.58 -5.25 -2.46 -1.86 MAX. Gain -0.58dB Polarization Horizontal and Vertical Azimuth Beam Pattern Omni-directional Impedance 50 Ohm Antenna Length 38.76mm Manufacture Anghui Electronic Technology CO.,LTD Antenna Photo & Length (mm) Horizontal: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -40 Scale: 5/div Frequency Gain(dB) (MHz) Max Min Avg 2400 -1.26174 -30.0801 -7.18716 2450 -0.765802 -36.5604 -7.48023 2500 -0.585582 -22.0315 -6.59127 Vertical: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -30 Scale: 5/div Frequency Gain(dB) (MHz) Max Min Avg 2400 -5.2537 -22.1424 -12.4294 2450 -2.4652 -24.5837 -10.4702 2500 -1.86120 -29.5214 -9.20432 ANT Test Labs：Attestation of Global Compliance Co., Ltd.

822720411883 120 mm

BT Antenna

Dongguan Dongdian Testing Service Co., Ltd. Report No.:DDT-R22101821-2E03 Page 1 of 7 RF EXPOSURE REPORT FOR Issued By: Dongguan Dongdian Testing Service Co., Ltd. Add.: No. 17, Zongbu Road 2, Songshan Lake Sci&Tech, Industry Park, Dongguan City, Guangdong Province, China, 523808 Tel.: +86-0769-38826678, E-mail: [email protected], http://www.dgddt.com Applicant : FengShun Peiying Electro-Acoustic Co., Ltd Address : No.8, Fengda Road, Tangkeng Town Ind. Area, Fengshun County, Guangdong Province, China Equipment under Test : Digital Media Receiver Model No. : XD28BT Trade Mark : / FCC ID : 2AFXA-XD28BT Manufacturer : FengShun Peiying Electro-Acoustic Co., Ltd Address : No.8, Fengda Road, Tangkeng Town Ind. Area, Fengshun County, Guangdong Province, China Report No.: DDT-R22101821-2E03 Issued Date: Nov. 14, 2022 Dongguan Dongdian Testing Service Co., Ltd. Report No.:DDT-R22101821-2E03 Page 2 of 7 Table of Contents Test report declares.......................................................................................................3 1. General Information ....................................................................................................... 5 1.1. Description of equipment ............................................................................................... 5 1.2. Assess laboratory ........................................................................................................... 5 2. RF Exposure Evaluation ................................................................................................ 6 2.1. Requirement ................................................................................................................... 6 2.2. Calculation method ........................................................................................................ 6 2.3. Estimation result ............................................................................................................. 7 Dongguan Dongdian Testing Service Co., Ltd. Report No.:DDT-R22101821-2E03 Page 3 of 7 Test Report Declare Standard Used: KDB447498 D01 General RF Exposure Guidance v06 We Declare: The equipment described above is assessed by Dongguan Dongdian Testing Service Co., Ltd. and in the configuration assessed the equipment complied with the standards specified above. The assessed results are contained in this report and Dongguan Dongdian Testing Service Co., Ltd. is assumed of full responsibility for the accuracy and completeness of these assess. After evaluation, our opinion is that the equipment In Accordance with above standard. Report No: DDT-R22101821-2E03 Date of Receipt: Oct. 24, 2022 Date of Test: Oct. 24, 2022 ~ Nov. 14, 2022 Prepared By: Approved By: ____________________ ______________________ Bobo Chen/Engineer Damon Hu/EMC Manager Note: This report applies to above tested sample only. This report shall not be reproduced in parts without written approval of Dongguan Dongdian Testing Service Co., Ltd. Applicant : FengShun Peiying Electro-Acoustic Co., Ltd Address : No.8, Fengda Road, Tangkeng Town Ind. Area, Fengshun County, Guangdong Province, China Equipment under Test : Digital Media Receiver Model No. : XD28BT Trade mark : / Manufacturer : FengShun Peiying Electro-Acoustic Co., Ltd Address : No.8, Fengda Road, Tangkeng Town Ind. Area, Fengshun County, Guangdong Province, China Dongguan Dongdian Testing Service Co., Ltd. Report No.:DDT-R22101821-2E03 Page 4 of 7 Revision History Rev. Revisions Issue Date Revised By --- Initial issue Nov. 14, 2022 Dongguan Dongdian Testing Service Co., Ltd. Report No.:DDT-R22101821-2E03 Page 5 of 7 1. General Information 1.1. Description of equipment EUT* Name : Digital Media Receiver Model Number : XD28BT EUT function description : Please reference user manual of this device Power Supply : DC 12V Radio Specification : Bluetooth V5.0 Operation Frequency : 2402 MHz - 2480 MHz Modulation : GFSK, /4-DQPSK, 8DPSK Data Rate : 1Mbps, 2Mbps, 3Mbps Antenna Gain : -0.58 dBi Sample Type : Series production Sample Number : S22101821-01 for conductive S22101821-02 for radiation 1.2. Assess laboratory Dongguan Dongdian Testing Service Co., Ltd. Add.: No. 17, Zongbu Road 2, Songshan Lake Sci&Tech, Industry Park, Dongguan City, Guangdong Province, China, 523808. Tel.: +86-0769-38826678, http://www.dgddt.com, Email: [email protected]. CNAS Accreditation No. L6451; A2LA Accreditation Number: 3870.01 FCC Designation Number: CN1182, Test Firm Registration Number: 540522 Innovation, Science and Economic Development Canada Site Registration Number: 10288A Conformity Assessment Body identifier: CN0048 VCCI facility registration number: C-20087, T-20088, R-20123, R-20155, G-20118 Dongguan Dongdian Testing Service Co., Ltd. Report No.:DDT-R22101821-2E03 Page 6 of 7 2. RF Exposure Evaluation 2.1. Requirement Systems operating under the provisions of FCC 47 CFR section shall be operated in a manner that ensures that the public is not exposed to radio frequency energy level in excess of the Commission’s guidelines. In accordance with 47 CFR FCC Part 2 Subpart J, section 2.1091 this device has been defined as mobile device whereby a distance of 0.2 m normally can be maintained between the user and the device, and below RF Permissible Exposure limit shall comply with. Limits for General Population/Uncontrolled Exposure 2.2. Calculation method From the peak EUT RF output power, the minimum mobile separation distance, d= 0.2 m, as well as the gain of the used antenna, the RF power density can be obtained. Dongguan Dongdian Testing Service Co., Ltd. Report No.:DDT-R22101821-2E03 Page 7 of 7 2.3. Estimation result Mode PK Output power (dBm) Output power (mW) tune up power (dBm) tune up power (mW) Antenna Gain (dBi) Antenna Gain (linear) MPE Values (mW/cm 2 ) MPE Limit (mW/cm 2 ) BT 3.67 2.33 4 2.51 -0.58 0.87 0.00043 1 BLE 0.66 1.16 1 1.26 -0.58 0.87 0.00022 1 Note: The estimation distance is 20 cm Conclusion: The measurement results comply with the FCC Limit pe…

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Dongguan Dongdian Testing Service Co., Ltd. Report No.:DDT-R22101821-2E01 Page 1 of 81 FCC CERTIFICATION TEST REPORT FOR Issued By: Dongguan Dongdian Testing Service Co., Ltd. Add.: No. 17, Zongbu Road 2, Songshan Lake Sci&Tech, Industry Park, Dongguan City, Guangdong Province, China, 523808 Tel.: +86-0769-38826678, E-mail: [email protected], http://www.dgddt.com Applicant : FengShun Peiying Electro-Acoustic Co., Ltd Address : No.8, Fengda Road, Tangkeng Town Ind. Area, Fengshun County, Guangdong Province, China Equipment under Test : Digital Media Receiver Model No. : XD28BT Trade Mark : / FCC ID : 2AFXA-XD28BT Manufacturer : FengShun Peiying Electro-Acoustic Co., Ltd Address : No.8, Fengda Road, Tangkeng Town Ind. Area, Fengshun County, Guangdong Province, China Report No.:DDT-R22101821-2E01 Issued Date: Nov. 14, 2022 Dongguan Dongdian Testing Service Co., Ltd. Report No.:DDT-R22101821-2E01 Page 2 of 81 Table of Contents Test report declares.......................................................................................................4 1. Summary of Test Results ............................................................................................... 6 2. General Test Information ............................................................................................... 7 2.1. Description of EUT ......................................................................................................... 7 2.2. Accessories of EUT ........................................................................................................ 8 2.3. Assistant equipment used for test .................................................................................. 8 2.4. Block diagram of EUT configuration for test .................................................................. 8 2.5. Deviations of test standard............................................................................................. 8 2.6. Test environment conditions .......................................................................................... 9 2.7. Test laboratory ............................................................................................................... 9 2.8. Measurement uncertainty ............................................................................................... 9 3. Equipment Used During Test ....................................................................................... 10 4. Maximum Peak Output Power ..................................................................................... 11 4.1. Block diagram of test setup .......................................................................................... 11 4.2. Limits ............................................................................................................................ 11 4.3. Test procedure ............................................................................................................. 11 4.4. Test result ..................................................................................................................... 12 4.5. Original test data .......................................................................................................... 13 5. 20 dB Bandwidth .......................................................................................................... 16 5.1. Block diagram of test setup .......................................................................................... 16 5.2. Limits ............................................................................................................................ 16 5.3. Test procedure ............................................................................................................. 16 5.4. Test result ..................................................................................................................... 16 5.5. Original test data .......................................................................................................... 17 6. Carrier Frequency Separation ...................................................................................... 20 6.1. Block diagram of test setup .......................................................................................... 20 6.2. Limits ............................................................................................................................ 20 6.3. Test procedure ............................................................................................................. 20 6.4. Test result ..................................................................................................................... 20 6.5. Original test data .......................................................................................................... 21 7. Number of Hopping Channel ....................................................................................... 22 7.1. Block diagram of test setup .......................................................................................... 22 7.2. Limits ............................................................................................................................ 22 7.3. Test procedure ............................................................................................................. 22 7.4. Test result ..................................................................................................................... 22 7.5. Original test data .......................................................................................................... 23 8. Dwell Time .................................................................................................................... 24 Dongguan Dongdian Testing Service Co., Ltd. Report No.:DDT-R22101821-2E01 Page 3 of 81 8.1. Block diagram of test setup .......................................................................................... 24 8.2. Limits ............…

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