Galaxy Hi-Tech® Digital to Analog Stereo Audio Converter Adapter Brand: Galaxy Hi-Tech This Digital to Analog Audio Converter is designed for either home or professional audio switching. It converts Coaxial or Toslink digital audio signals to analog L/R RCA audio and available for connection to an external device such as an amplifier via standard RCA-style jacks. Digital to Analog Audio Converter Adapter Power Adapter How it works:  Simply plug in your Digital audio output source into the Coaxial or Toslink jacks, then connect your Analog Signal receiving device into the RCA output jacks. You will be enjoying Analog converted audio from your Digital source at the receiving device. Specifications:  Signal Inputs/Output Input audio connector Input Audio LPCM Output Audio Stereo R/L Connector Toslink + 1XRCA(Coaxial) Output audio connector 2XRCA R/L Audio Connector: Toslink Audio and Digital Audio Operating Frequency 48KHz Mechanical Digital to Analog Audio Converter Adapter