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 audio and available for connection to an external device such as an amplifier via standard RCA-style jacks. This Converter is small in size and quite easy to install. Specification: Signal Inputs/Output Input Audio: Coaxial or Toslink digital audio Output Audio: L/R audio Input audio connector: Toslink,1XRCA(Coaxial) Output audio connector: 2 X RCA (R/L) Sampling rate: 32, 44.1, 48 and 96 KHz Converter Unit: FCC,CE,UL User Manual: English Version Package Included :1 x Digital to Analog Audio Converter1 x AC Power Adapter 1 x Optical Fibre Toslink Cable1 x Manual