FCC ID: 2ABV4-PNC455 Bluetooth headphone

FCC Caution. 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. Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 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:

-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. The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.

Page 1 of4 Report No.: STS1908020 APPENDIX-PHOTOGRAPHS OF EUT CONSTRUCTIONAL DETAILS FCC ID:2ABV4-PNC455 Model Name:PNC455 Photo 1 Photo 2 BT Antenna Photo 3 Page 2 of4 Report No.: STS1908020 Photo 4 Page 3 of4 Report No.: STS1908020 Photo 5 Photo 6 Photo 7 Page 4 of4 Report No.: STS1908020

Page 1 of3 Report No.: STS1908020 APPENDIX-PHOTOGRAPHS OF EUT CONSTRUCTIONAL DETAILS FCC ID:2ABV4-PNC455 Model Name:PNC455 Photo 1 Photo 2 Photo 3 Page 2 of3 Report No.: STS1908020 Photo 4 Page 3 of3 Report No.: STS1908020 Photo 5 Photo 6

Label W:5mm Bluetooth headphone Model name: PNC455 FCC ID: 2ABV4-PNC455 L:15mm Note: The label is silk-screen on the sample

2019-08-27 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 Authority to Act as Agent On our behalf, I appoint Shenzhen STS Test Services Co., Ltd., 1/F., Building B, Zhuoke Science Park, No.190, Chongqing Road, Fuyong Street, Baoan District, Shenzhen, Guangdong,China (Name of Agent company name and address) to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each unit manufactured, imported or marketed, as defined in the Federal Communications Commissions regulations will have affixed to it a label identical to that submitted for approval with this application. For instances where our authorized agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for certification, still resides with S o u t h e r n T e l e c o m I n c . 5 6 0 1 1 s t A v e , 2 n d F l o o r B r o o k l y n , N Y 1 1 2 2 0 U n i t e d S t a t e s (Applicant Name and address) Sincerely, Name: Koby Cohen Title: CFO Company:Southern Telecom Inc.

2019-08-27 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID:__ 2ABV4-PNC455 ___ Product Name:___ Bluetooth headphone ___ Model name: PNC455, PNC455BK-MCY, PNC455GY-MCY, PNC455GD-MCY Request for Confidentiality Pursuant to Sections 0.457 and 0.459 of the commissions rules, we hereby request that the following documents be held confidential:

(List here the documents for which you are seeking confidentiality for example ) Schematics Block diagram Operation description These materials contain trade secrets and proprietary information and are not customarily released to the public. The public disclosure of this information might be harmful to the company and provide unjustified benefits to our competitors. Sincerely, Name: Koby Cohen Title: CFO Company:Southern Telecom Inc.

Differences Description We Southern Telecom Inc. state:

Product Bluetooth headphone Model Name PNC455GD-MCY PNC455, PNC455BK-MCY, PNC455GY-MCY, Brand Name N/A FCC ID: 2ABV4-PNC455 The electrical circuit design, layout, components used and internal wiring for above models are identical, only different in model name. Signatory Date 2019-08-27 Signature Name: Koby Cohen Title: CFO Company: Southern Telecom Inc. Address: 5601 1st Ave, 2nd Floor Brooklyn, NY 11220 United States