Applicant_Declaration_Letter

FCC ID 2AVYF-DS21

Doorsiren

Hangzhou Huacheng Network Technology Co.,Ltd.

1. FCC ID
2. Hangzhou Huacheng Network Technology Co.,Ltd.
3. 2AVYF-DS21
4. Applicant_Declaration_Letter

Document ID #5408016

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=5408016
• https://fccid.io/2AVYF-DS21/Letter/Applicant-Declaration-Letter-5408016
• https://fccid.io/2AVYF-DS21/Letter/Applicant-Declaration-Letter-5408016.pdf

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