ITEM NAME:192kHz DAC Digital to Analog Audio Converter with Bluetooth 5.0 Receiver Description: This DAC & Bluetooth converter converts optical or coaxial digital audio signals and Bluetooth receivers into stereo analog signals. Help users connect high quality 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. Support digital audio signal conversion to analog audio. Support one fiber and one coaxial interface input. Support automatic switching of Bluetooth mode. Bluetooth receiver, built-in Bluetooth 5.0 version chip. External Bluetooth antenna. Personalized indicator. Support output volume control. Built-in high-performance DAC chip supports 192Khz/24-bit audio parameters. Support 2RCA and a 3.5mm audio port output. Specification: Optical/Coax Input: Two Channel LCPM/24 Bit/192Khz 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~+55Â °C Storage environment temperature: -26~+60Â °C Working environment humidity: 10~90%RH (no condensation) Storage environment humidity: 5~95% RH (no condensation) Bare metal size: 84.5x 92x 21.5 mm Shell material: iron Color:: Black Package Includes: 1x DAC & Bluetooth Converter 1x USB Power Cable 1x User Manual.This DAC & Bluetooth converter converts optical or coaxial digital audio signals and Bluetooth receivers into stereo analog signals. Help users connect high quality digital audio signals to regular AV amplifiers.