SIIG's Analog to Digital Audio Converter converts analog left/right stereo audio input to Coaxial or Toslink digital output simultaneously. It is easy to install and simple to operate. This converter supports audio sampling rate at 48KHz with uncompressed 2-channel LPCM digital audio output. It provides electomagnetic-noise-free transmission and features a metal housing for better RF shielding. The Analog to Digital Audio Converter is FCC, CE and RoHS compliant, and is backed by SIIG's limited 3-year warranty.