This digital-to-analog converter and Bluetooth receiver converts optical or coaxial digital audio signals and Bluetooth signals into analog stereo audio signals. It helps users connect high-quality digital audio signals to ordinary audio channels. The product is suitable for home theaters, teaching, educational institutions, conference rooms, household shops, and other places. Features: * Supports conversion of digital audio signals to analog audio * Bluetooth receiver, built-in Bluetooth chip * Supports one fiber and one coaxial interface input * Supports RL audio port output * Built-in high-performance chip supports 192khz/24-bit audio Parameters: * Ultra-low power consumption * Input Audio: Coaxial or Toslink Digital Audio * Output Audio: Analog L/R Audio * Input Connector: Toslink, 1XRCA (Coaxial) * Output Connector: 2XRCA (R/L) * Housing: ABS Housing * Power Supply: DC 5V * Color: As Picture Package Includes: * 1 x Digital to Analog Audio Converter * 1 x USB Power Supply