2AFSCSK-12Wireless Musical Headband

Instructions Size: 85*120mm Battery: 3.7V 180mAh Rechargeable Li-polymer Battery FC C Caution: A ny Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. Thi s 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. IM PORTANT NOTE: Note: 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: —Reori ent or relocate the receiving antenna. —Incr ease the separation between the equipment and receiver. —Connect t he equipment into an outlet on a circuit different from that to which the receiver is connected. —Consul t the dealer or an experienced radio/TV technician for help. FCC Radiation Exposure Statement: Thi s equipment complies with FCC RF radiation exposure limits set forth for an uncontrolled enviroment.

Seekas Technology Co., Ltd. Address: 2F, Building A, 5# East Zone Shangxue Industrial Park, Bantian, Buji，Shenzhen ,China Email: [email protected] Tel: 86-755-89583985 Product Similar ity Declar ation Date: 2020-04-08 To: Bay Area Compliance Laboratories Corp. 1274 Anvilwood Avenue Sunnyvale, CA 94089 Dear Sir/Madam, We, Seekas Technology Co., Ltd., hereby declare that we have a product named as Wireless Musical Headwear, FCC ID:2AFSCSK-12,(model:SK-12) was tested by BACL, Meanwhile, for our marketing purpose, we would like to list a series model (SK-10, SK-15, SK-16, SK-18) on reports and certificate, all the models are identical in schematics & they have different model name and appearance and colour. No other changes are made on them. We confirm that all information above is true, and we’ll be responsible for all the consequences. Please contact me if you have any question. Sincerely, Signature: Rex Chou Manager

Seekas Technology Co., Ltd. Address: 2F, Building A, 5# East Zone Shangxue Industrial Park, Bantian, Buji，Shenzhen ,China Tel.: 86-755-89583985 E-mail: [email protected] QA-FR-170-B FCC Authorization Date: 2020-04-13 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern: W e, Seekas Technology Co., Ltd. hereby authorizes 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 Laboratory 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 Rex Chou Manager

Seekas Technology Co., Ltd. Address: 2F, Building A, 5# East Zone Shangxue Industrial Park, Bantian, Buji，Shenzhen ,China Tel.: 86-755-89583985 E-mail: [email protected] FCC Confidential Authorization Date: 2020-04-13 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID: 2AFSCSK-12 In accordance with Sections 0.457 and 0.459 of the Commission’s Rules, Seekas Technology Co., Ltd. hereby requests long-term confidential treatment of information accompanying this application as outlined below:  Block Diagram  Schematics  Operation Description The above materials contain proprietary and confidential information not customarily released to the public. The public disclosure of these materials provides unjustified benefits to its competitors in the market. Sincerely Yours, Signature Rex Chou Manager

Seekas Technology Co., Ltd. Address: 2F, Building A, 5# East Zone Shangxue Industrial Park, Bantian, Buji, Shenzhen, China Tel: 86-755-89583985 E-mail: [email protected] Date: 2020/04/20 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 To whom it may concern: The RF chip, model BK3266, which installed in our product Wireless Musical Headband, Model: SK-12, SK-10, SK-15, SK-16, SK-18, FCC ID: 2AFSCSK-12, supports BDR (GFSK), EDR (π/4-DQPSK, 8DPSK), and BLE functions. For use in America and this chip will not support/enable BLE function. The BLE function has been shielded by the manufacturer using the software. Sincerely Yours, Signature: Rex Chou Manager

EXHIBIT B - EUT EXTERNAL PHOTOGRAPHS

EXHIBIT A - FCC ID LABEL AND LOCATION FCC ID Label FCC ID Label Location Information The label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase (Labeling requirements per 2.925)

EXHIBIT C - EUT INTERNAL PHOTOGRAPHS BT Antenna

Note: This report must not be used by the customer to claim product certification, approval, or endorsement by A2LA* or any agency of the Federal Government. 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 Seekas Technology Co., Ltd. 2F, Building A, 5# East Zone Shangxue Industrial Park, Bantian, Buji，Shenzhen ,China FCC ID: 2AFSCSK-12 Report Type: Original Report Product Type: Wireless Musical Headband Re port Number: RSZ200312001-00A Re port Date: 2020-04-01 Reviewed B y: Jimmy Xiao 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.: RSZ200312001-00A FCC Part 15.247 Page 2 of 30 TABLE OF CONTENTS GENERAL INFORMATION ....................................................................................................................................... 4 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ..................................................................................... 4 OBJECTIVE ................................................................................................................................................................... 4 RELATED SUBMITTAL(S)/GRANT(S) ............................................................................................................................. 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), §1.1307 (b) (1) &§2.1093 – RF EXPOSURE ...................................................................................... 11 APPLICABLE STANDARD ............................................................................................................................................ 11 FCC §15.203 – ANTENNA REQUIREMENT .......................................................................................................... 12 APPLICABLE STANDARD ............................................................................................................................................ 12 ANTENNA CONNECTOR CONSTRUCTION .................................................................................................................... 12 FCC §15.207 (a) – AC LINE CONDUCTED EMISSIONS ..................................................................................... 13 APPLICABLE STANDARD ............................................................................................................................................ 13 EUT SETUP ................................................................................................................................................................ 13 EMI TEST RECEIVER SETUP ....................................................................................................................................... 13 TEST PROCEDURE ...................................................................................................................................................... 13 CORRECTED FACTOR & MARGIN CALCULATION ...................................................................................…

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AppendixA: 20dBEmission Bandwidth Test Result TestMode Antenna Channel 20db EBW[MHz] Limit[MHz] Verdict DH1 Ant1 2402 1.035 --- PASS 2441 1.035 --- PASS 2480 1.032 --- PASS 2DH1 Ant1 2402 1.365 --- PASS 2441 1.368 --- PASS 2480 1.365 --- PASS 3DH1 Ant1 2402 1.371 --- PASS 2441 1.374 --- PASS 2480 1.371 --- PASS Test Graphs DH1_Ant1_2402 DH1_Ant1_2441 DH1_Ant1_2480 2DH1_Ant1_2402 2DH1_Ant1_2441 2DH1_Ant1_2480 3DH1_Ant1_2402 3DH1_Ant1_2441 3DH1_Ant1_2480 AppendixC: Maximum conducted Peak output power Test Result TestMode Antenna Channel Result[dBm] Limit[dBm] Verdict DH1 Ant1 2402 1.64 <=20.97 PASS 2441 1.52 <=20.97 PASS 2480 1.21 <=20.97 PASS 2DH1 Ant1 2402 3.02 <=20.97 PASS 2441 2.79 <=20.97 PASS 2480 2.48 <=20.97 PASS 3DH1 Ant1 2402 3.21 <=20.97 PASS 2441 2.97 <=20.97 PASS 2480 2.67 <=20.97 PASS AppendixD: Carrier frequency separation Test Result TestMode Antenna Channel Result[MHz] Limit[MHz] Verdict DH1 Ant1 Hop 1.000 >=0.688 PASS 2DH1 Ant1 Hop 1.003 >=0.910 PASS 3DH1 Ant1 Hop 1.003 >=0.914 PASS Test Graphs DH1_Ant1_Hop 2DH1_Ant1_Hop 3DH1_Ant1_Hop AppendixE: Time of occupancy Test Result TestMode AntennaChannel BurstWidth [ms] TotalHops [Num] Result[s]Limit[s] Verdict DH1 Ant1 Hop 0.39 320 0.126 <=0.4 PASS DH3 Ant1 Hop 1.63 160 0.26 <=0.4 PASS DH5 Ant1 Hop 2.90 110 0.319 <=0.4 PASS 2DH1 Ant1 Hop 0.37 320 0.119 <=0.4 PASS 2DH3 Ant1 Hop 1.65 160 0.263 <=0.4 PASS 2DH5 Ant1 Hop 2.90 110 0.319 <=0.4 PASS 3DH1 Ant1 Hop 0.37 320 0.12 <=0.4 PASS 3DH3 Ant1 Hop 1.66 160 0.265 <=0.4 PASS 3DH5 Ant1 Hop 2.89 110 0.318 <=0.4 PASS Note 1：A period time=0.4*79=31.6(S), Total of Dwell=Pluse Time*Hopping Number Note 2: Hopping Number=Hopping Number in 3.16s*10 Note 3: Hoping Number in 3.16s=Total of highest signals in 3.16s. Test Graphs DH1_Ant1_Hop DH3_Ant1_Hop DH5_Ant1_Hop 2DH1_Ant1_Hop 2DH3_Ant1_Hop 2DH5_Ant1_Hop 3DH1_Ant1_Hop 3DH3_Ant1_Hop 3DH5_Ant1_Hop AppendixF: Number of hopping channels Test Result TestMode Antenna Channel Result[Num] Limit[Num] Verdict DH1 Ant1 Hop 79 >=15 PASS 2DH1 Ant1 Hop 79 >=15 PASS 3DH1 Ant1 Hop 79 >=15 PASS Test Graphs DH1_Ant1_Hop 2DH1_Ant1_Hop 3DH1_Ant1_Hop AppendixG:Band edge measurements Test Graphs DH1_Ant1_Low_2402 DH1_Ant1_High_2480 DH1_Ant1_Low_Hop_2402 DH1_Ant1_High_Hop_2480 2DH1_Ant1_Low_2402 2DH1_Ant1_High_2480 2DH1_Ant1_Low_Hop_2402 2DH1_Ant1_High_Hop_2480 3DH1_Ant1_Low_2402 3DH1_Ant1_High_2480 3DH1_Ant1_Low_Hop_2402 3DH1_Ant1_High_Hop_2480

EXHIBIT D - TEST SETUP PHOTOGRAPHS Conducted Emissions - Front View Conducted Emissions - Side View Radiated Emissions View (Below 1 GHz) Radiated Emissions View (Above 1 GHz)