FCC ID: 2ALVK-HAA5T WIRELESS HEADPHONES

FCC, Request for non-disclosure Date: 16-Jul-10 RF_501, Issue 6 Page 1 of 1 Company Name: Cosonic Intelligent Technologies Co., Ltd. Address: 5th Floor, 1st Building,No.6 South Industry Road, Songshan Lake Hi-tech Industrial Development Zone, Dongguan, China City: Dongguan Country: China To: Telefication B.V., Dept. FCC TCB Edisonstraat 12A 6902 PK ZEVENAAR The Netherlands Subject: Request for confidentiality FCC ID: 2ALVK-HAA5T Reference number: ###### Dear FCC TCB, 1. Long-Term Confidentiality Pursuant to 47 CFR Section 0.459(a) & (b), we hereby requests non-disclosure and confidential treatment of the following materials submitted in support of FCC certification application: Bill(s) of Material Block Diagrams Operational Description Schematic Diagrams Tune-up Procedure Above materials contain secrets, proprietary and technical information, which would customarily be guarded from competitors under 47 CFR, section 0.457(d)(2). Disclosure or publication or any portion of this company confidential material to other parties could cause substantial competitive harm and provide unjustified benefits for competitors. 2. Short-Term Confidentiality (STC) Pursuant to Public Notice DA 04-1705 of the Commissions policy, in order to comply with the marketing regulations in 47 CFR 2.803 and the importation rules in 47 CFR 2.1204, applicant hereby requests Short-Term Confidential treatment of the following materials (note 1): Internal Photos Users Manual Test Set-up Photos External Photos Justification: Planned Release Date STC: 180 days (notes 2, 3, 4, 5) Date: 2021-5-11 Name and signature of applicant: Notes: 1) A document or type of document can only have ONE type of confidentiality! 2) Short-Term confidentiality is in principle for 45 days from date of grant; it can be extended max 3 times (total time 180 days max.)! 3) FCC must be informed when marketing begins earlier. 4) Release takes place automatically thus extension must be requested in time. Telefication does not remind you of this! 5) Request for extension or for release must be received by Telefication at least 7 days before date of actual marketing or before expiration of the STC period

RF_160, Issue 03 Declaration of Authorization We Name: Cosonic Intelligent Technologies Co., Ltd. Address: 5th Floor, 1st Building,No.6 South Industry Road, Songshan Lake Hi-tech Industrial Development Zone, Dongguan, China City: Dongguan Country: China Declare that: Name Representative of agent: Lisa Wang(1) Agent Company name: EMTEK (SHENZHEN) CO., LTD. Address: Bldg 69, Majialong Industry Zone, Nanshan District, City: Shenzhen Country China is authorized to apply for Certification of the following product(s): Product description: WIRELESS HEADPHONES Type designation: HA-A5T, HA-Z55T Trademark: JVC FCC ID: 2ALVK-HAA5T on our behalf. Date: 2021-5-11 Name: KAI YAN Function: Vice General Manager Signature: Notes: (1): Required for FCC application (2): For FCC it must be the Grantee Code owner or the authorized agent.

Declaration on model difference We the undersigned hereby confirm that any of our production units bearing the following model numbers are identical in circuitry and electrical, mechanical and physical construction; the only differences are the color and model no., for trading purpose. Production name Trade name Model no. WIRELESS HEADPHONES JVC HA-A5T, HA-Z55T Confirmed by Cosonic Intelligent Technologies Co., Ltd. Authorized Signature: KAI YAN / Vice General Manager Date: 2021-5-11

Cosonic Intelligent Technologies Co.,Ltd. Date: 2020-06-01 To: Federal Communications Commission 7435 Oakland Mills Road Columbia, MD FCC ID: 2ALVK-HAA5T To Whom It May Concern:

EUTWIRELESS HEADPHONES MODEL No.: HA-A5T, HA-Z55T This letter is to ascertain that Cosonic Intelligent Technologies Co.,Ltd. Has been the units used for conducting FCC compliance testing, the SDoC part will be tested by EMTEK (SHENZHEN) CO., LTD. If you have any question or concerns, pls. contact us. KAI YAN/Manager Cosonic Intelligent Technologies Co.,Ltd.