Support digital audio signal conversion to analog audio Bluetooth receiver, built-in Bluetooth 5.0 version chip External Bluetooth antenna Support automatic switching of Bluetooth mode indicator Support one fiber and one coaxial interface input Support 2RCA and a 3.5mm audio port output Built-in high-performance DAC chip supports 192Khz/24-bit audio parameters Support output volume control Ultra low power consumption This DAC& Bluetooth converter converts optical or coaxial digital audio signals and Bluetooth receivers into stereo analog signals. Help users connect digital audio signals to regular AV amplifiers. This product is very suitable for home theater, teaching, training structure, conference rooms, home appliance stores and other places. Specifications: Optical/Coax Input: Two Channel LCPM/24 Bit/192Khz Bluetooth supports audio parameters: Two-channel LCPM/16-bit/48Khz Bluetooth version: 5.0version RCA output maximum level: 1.2Vrms 3.5mm audio port output maximum level:1.2Vrms 3.5mm audio port output maximum power:30mW Maximum working current:5V/75mA Working environment temperature:-10°C-+55°C Storage environment temperature:-26°C-+60°C Working environment humidity:10-90%RH (no condensation) Storage environment humidity:5-95% RH (no condensation) Colour:Black Material:iron Package Contents: 1 x Converter 1 x USB Power Cable 1 x English instruction manual