2AHN6-BYBS151BT Karaoke SPKR w/FM Radio-BK

Bytech NY Inc. 2585 West 13th Street,Brooklyn NY 11223 Tel: 718-449-3700 | Fax: 718-449-2488 E-mail: [email protected] Date: 08/27/2020 To: FEDERAL COMMUNICATIONS COMMISSION Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 We, Bytech NY Inc. hereby declare that： Product Name: BT Karaoke SPKR w/FM Radio‐BK Model No: BY‐AU‐BS‐151‐BK FCC ID: 2AHN6-BYBS151 For BT Mode: BLE 1M/2M are disable by software For Below are activated: Bluetooth BDR(GFSK) , EDR(π/4‐DQPSK), EDR(8DPSK) Except for the manufacturer, the end user does not have any capability to modify/change the RF parameters. We acknowledge that it is the manufacturer’s responsibility to provide the radio configurations to ensure compliance with Commission’s rules. Sincerely Yours, Signature: Printed Name: Soli Mizrahi Title: President

AB5365A MIC/TF/AUXBT antenna FM antenna DAC/VDD ANT/PLED oscillator USB/26M VDD/AD KEY 2402~2480MHz Only RX

Bytech NY Inc. 2585 West 13th Street,Brooklyn NY 11223,New York, United States Tel: 718-449-3700 | Fax: 718-449-2488 E-mail: [email protected] FCC Authorization 08/27/2020 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern: We, Bytech NY Inc. the undersigned, hereby authorize Bay Area Compliance Laboratories Corporation to act on its behalf in all matters relating to application for Equipment authorization, including the signing of all documents relating to these matters. All acts carried out by Bay Area Compliance Laboratory1 Corporation on our behalf shall have the same effect as our own action. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. This authorization is valid until further written notice from the applicant. Sincerely Yours, Signature: Printed Name: Soli Mizrahi Title: President QA-FR-170-B

Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200827834-RF Page 1 of 5 EXHIBIT B - EUT EXTERNAL PHOTOGRAPHS Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200827834-RF Page 2 of 5 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200827834-RF Page 3 of 5 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200827834-RF Page 4 of 5 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200827834-RF Page 5 of 5

Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200827834-RF Page 1 of 3 EXHIBIT C - EUT INTERNAL PHOTOGRAPHS BT Antenna Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200827834-RF Page 2 of 3 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200827834-RF Page 3 of 3

Line description After turning on the phone, turn on the Bluetooth of the mobile phone and search for the Bluetooth speaker. After the connection is successful, turn on the hand Player to play music. When playing, you can press the key to switch the up and down music/volume up and down, Or pause/play the song. Insert the TF/USB to play the MP3 files in it, and press Key to switch between up and down music/volume up and down, or pause/play a song. Press mode plus and minus to switch to AUX mode, you can play external input audio source, play You can press the button to increase or decrease the volume, or mute the speaker. Press mode plus and minus to switch to FM mode, press the play button to close the station, and you can Use the buttons to switch up and down/volume up and down. Insert the charger to charge the machine, the red light will be on when charging. The red light is full. 1. BT IC: AB5365A 2. Crystal: 26MHz 3. Frequency Range: 2402~2480MHz

KEY-BORD NEXT/V+ PLAY PREV/V- ABCD 1 2 3 4 5 6 DCBA 七彩LED MODE LED MIC USB TF R22 0R R29 4R7 MK MK1MK2MK3 R28 2K 1 5VCC 2 DM 3 DP 4 GND G1 G2 100 101 J4 USBA_SMT_DIP 1 DAT2 2 CD/DAT3 3 CMD 4 VDD 5 CLK 6 VSS 7 DAT0 8 DAT1 9 DET 10 11 12 13 TF1 TF_CARD R34 0R R56 47K R59 12K PCB1 PCB_SIZEA 1 1 2 2 J1 2P R2 91K 3214 R33 4K7 R35 4K7 C48 224 R14 NC/18K C38 NC/104 R18 4K7 C40 103 C28 224 C51 106 C21 105 1 SD 2 BYP 3 MODE 4 IN 5 VON 6 VDD 7 GND 8 VOP 9 G U4 HAA2018A 1 1 2 2 J5 2P C16 NC/105 1 SD 2 BYP 3 MODE 4 IN 5 VON 6 VDD 7 GND 8 VOP 9 G U1 NC/HAA2018A 1 1 2 2 J6 NC/2P R11 NC C17 NC/106 1 VUSB 2 DM 3 DP 4 GND 5 GND G1 G2 J7 USB_MICRO 2 1 D4 RLED C23 104 R12 0R JK4 PJ617S-4PIN R20 0R R3 5K1 1 1 2 2 1 1 2 2 J10 NC/2P 1 3 2 Q3 NC R4 NC R6 NC R7 NC R8 4K7 R21 NC 1 34 21 34 21 34 21 34 2 C4 105 R5 4R7 R42 1K Q1 8550 R43 100R R50 1R D2 DIODE5819 1 2 3 G2 G1 SW1 SW_1P2T L4 FB R1 18K C1 104 1 VM 3 GND 2 VDD U5 YK312 R16 100R C20 104A/10V R17 NC ANT2 ANTENNA ANT1 ANTJR C52 104 R13 0R C56 102 C6 104 1 DAC 2 VDDDAC 3 AGND 4 FM_ANT 5 PE7/AUXR2/ADC9 6 PE6/AUXL2/ADC8/IR 7 PE0/MUTE/IR 8 VDDIO 9 VBAT 10 DGND 11 VDDBT 12 PWRKEY 13 BT_RFGND 14 BT_ANT 15 BT_RFGND 16 BT_OSCI 17 BT_OSCO 18 ADC6/USBDM/PB4 19 ADC5/USBDP/PB3 20 ADC/AUXR0/SDCLK1/PA7 21 IR/ADC1/AUXL0/SDCLK1/PA6 22 IR/ADC0/SDCMD1/PA5 23 IR/ADC10/MICL/PF2 24 AUXL3/PF0 U2 AB5365A C8 105 C9 105 Y1 26M 2 1 D1 RLED R10 1K Q2 8550 R9 470K C5 225 R15 10K 1 2 3 G2 G1 SW2 SW_1P2T VDDIO TF_CLK VMCU VMCU AD_KEY VMCU MUTEAP_MODEINR MUTEAP_MODEINL VUSB MIC_DD MICIN PLED TF_CMD/MIC_EDT BAT_VCCVUSB BAT_VCC LEDRLEDR VMCU AUXDET AUX FMANT TF_CMD/MIC_EDT TF_CLK TF_DAT USBDMUSBDP INL DACL INR VMCU VMCU VMCU FMANT RF_RXT VDDDAC DACLPLEDAP_MODE VDDIO VMCU VDDBT AD_KEY USBDMUSBDP TF_CLK MICIN AUX PLED TF_DAT TF_CMD/MIC_EDT VDDIO MUTE AUXDET ONLY RX

Note: This report may contain data that are not covered by the A2LA accreditation and are marked with an asterisk “★”. BACL is not responsible for the authenticity of any test data provided by the applicant. Data included from the applicant that may affect test results are marked with an asterisk ’*’. Customer model name, addresses, names, trademarks etc. are not considered data. This report cannot be reproduced except in full, without prior written approval of the Company. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. This report is valid only with a valid digital signature. The digital signature may be available only under the Adobe software above version 7.0. FCC PART 15.247 TEST REPORT For Bytech NY Inc. 2585 West 13 Street, Brooklyn, NY 11223 FCC ID: 2AHN6-BYBS151 Report Type: Original Report Product Type: BT Karaoke SPKR w/FM Radio- BK Re port Number: RSZ200827834-00 Re port Date: 2020-11-10 Reviewed B y: Nancy Wang RF En gineer Prepared By: Bay Area Compliance Laboratories Corp. (Shenzhen) 6/F., West Wing, Third Phase of Wanli Industrial Building, Shihua Road, Futian Free Trade Zone, Shenzhen, Guangdong, China Tel: +86-755-33320018 Fax: +86-755-33320008 www.baclcorp.com.cn Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: RSZ200827834-00 FCC Part 15.247 Page 2 of 60 TABLE OF CONTENTS GENERAL INFORMATION ....................................................................................................................................... 4 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ..................................................................................... 4 OBJECTIVE ................................................................................................................................................................... 4 TEST METHODOLOGY .................................................................................................................................................. 4 MEASUREMENT UNCERTAINTY .................................................................................................................................... 5 TEST FACILITY ............................................................................................................................................................. 5 SYSTEM TEST CONFIGURATION .......................................................................................................................... 6 DESCRIPTION OF TEST CONFIGURATION ...................................................................................................................... 6 EUT EXERCISE SOFTWARE .......................................................................................................................................... 6 SPECIAL ACCESSORIES ................................................................................................................................................. 6 EQUIPMENT MODIFICATIONS ....................................................................................................................................... 6 SUPPORT EQUIPMENT LIST AND DETAILS .................................................................................................................... 6 EXTERNAL I/O CABLE .................................................................................................................................................. 6 BLOCK DIAGRAM OF TEST SETUP ................................................................................................................................ 7 SUMMARY OF TEST RESULTS ............................................................................................................................... 8 TEST EQUIPMENT LIST ........................................................................................................................................... 9 FCC §15.247 (i) & §2.1091- MAXIMUM PERMISSIBLE EXPOSURE (MPE) ........................................................ 10 APPLICABLE STANDARD ............................................................................................................................................ 10 RESULT ...................................................................................................................................................................... 10 FCC §15.203 – ANTENNA REQUIREMENT .......................................................................................................... 11 APPLICABLE STANDARD ............................................................................................................................................ 11 ANTENNA CONNECTOR CONSTRUCTION .................................................................................................................... 11 FCC §15.207 (a) – AC LINE CONDUCTED EMISSIONS ..................................................................................... 12 APPLICABLE STANDARD ............................................................................................................................................ 12 EUT SETUP ................................................................................................................................................................ 12 EMI TEST RECEIVER SETUP ....................................................................................................................................... 12 TEST PROCEDURE ...................................................................................................................................................... 12 CORRECTED FACTOR & MARGIN CALCULATION ....................................................................................................... 13 TEST DATA ................................................................................................................................................................ 13 FCC §15.20…

Text truncated - open the document above for the full version.

Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200827834-RF Page 1 of 2 EXHIBIT D - TEST SETUP PHOTOGRAPHS Conducted Emissions - Front View Conducted Emissions - Side View Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200827834-RF Page 2 of 2 Radiated Emissions View (Below 1 GHz) Radiated Emissions View (Above 1 GHz)