Model Difference

FCC ID 2A4W4-291Y

HMI-2321 smart lock

SHENZHEN ZAIFENGDA TECHNOLOGY CO.,LTD

1. FCC ID
2. SHENZHEN ZAIFENGDA TECHNOLOGY CO.,LTD
3. 2A4W4-291Y
4. Model Difference

Document ID #8224298

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=8224298
• https://fccid.io/2A4W4-291Y/Letter/Model-Difference-8224298
• https://fccid.io/2A4W4-291Y/Letter/Model-Difference-8224298.pdf

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