Declaration Letter of Model Difference

FCC ID 2BTC8-RF-S832

Smart Door Lock

Shenzhen Rongfu Tiancheng Industrial Co., Ltd.

1. FCC ID
2. Shenzhen Rongfu Tiancheng Industrial Co., Ltd.
3. 2BTC8-RF-S832
4. Declaration Letter of Model Difference

Document ID #9408555

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=9408555
• https://fccid.io/2BTC8-RF-S832/Letter/Declaration-Letter-of-Model-Difference-9408555
• https://fccid.io/2BTC8-RF-S832/Letter/Declaration-Letter-of-Model-Difference-9408555.pdf

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