Confidential Letter

FCC ID 2A4SF-X

Bone conduction headphones

Shenzhen Sounder Digital Technology Co., Ltd.

1. FCC ID
2. Shenzhen Sounder Digital Technology Co., Ltd.
3. 2A4SF-X
4. Confidential Letter

Document ID #5731541

This document is available from the following links. Linking directly to FCC.gov may result in an error.

• https://apps.fcc.gov/eas/GetApplicationAttachment.html?id=5731541
• https://fccid.io/2A4SF-X/Letter/Confidential-Letter-5731541
• https://fccid.io/2A4SF-X/Letter/Confidential-Letter-5731541.pdf

Sending you directly to the document available from FCC.gov...