This document is a Product Similarity Declaration from Shenzhen Boguang WeiyeInvestment Development Co., Ltd., concerning their range of Bluetooth speakers. The declaration states that models M5, M6, M7, M8, M9, M10, K10, K31, and K32 are electrically identical. This includes using the same software parameters and hardware design, encompassing circuit design, PCB layout, RF module/circuit, antenna type(s) and location, and components on the PCB.
Furthermore, the mechanical structure and design, including the product enclosure and materials, are also identical across these models. The only differentiating factors between the models are their names and colors. This declaration is signed by DUAN XIAO YI, Manager, and dated April 14, 2025. The FCC ID associated with these devices is 2BOSY-M5.