Declaration of Model Difference for Wireless Earphones

Family models declaration letter

This document serves as a formal declaration of model difference for wireless earphones produced by SHENZHEN JUNYE ELECTRONICS CO LTD. It confirms that all production units bearing the model number Y77,V40099W are identical in terms of circuitry, electrical components, mechanical structure, and physical construction. The sole difference between these units lies in the model name.

This declaration is signed by Yin jun, Manager at SHENZHEN JUNYE ELECTRONICS CO LTD, on 2025/05/23, affirming the accuracy of the information provided. This document is intended to provide clarity and transparency regarding the consistency of the product's core functionality and design across different model names.


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SHENZHEN JUNYE ELECTRONICS CO LTD: Y77,V40099W, Wireless Earphones