This Digital to Analog Audio Converter is designed for either home or professional audio switching. <br> It converts Coaxial or Toslink digital audio signals to analog L/R audio .<br> This Converter has many features that enable it to perform in a superior manner. Among those<br> Supports sampling rate at 32, 44.1, 48 and 96 KHz.<br> 24-bit S/PDIF incoming bit stream on left and right channels<br> Provides electromagnetic-noise-free transmission.<br> Easy to install and simple to operate.<br> Material: metal<br> color: black<br> Note: <br> 1. The Reason of cancel the external power adapter and use USB powered.<br> Many devices (e.g. Computer TV DVD) USB ports output stable voltage and current, And filters some <br> bad waves. So the DAC( Digital to Analog audio converter) will works better, And decode will more stable.<br> 2. In addition ,Use USB output power that is more environmentally friendly, And reduce costs, And <br> compatible with all country<br> 3. This item NOT convert . <br> Input Audio: Coaxial or Toslink digital audio<br> Output Audio: L/R audio<br> Input audio connector: Toslink,1XRCA(Coaxial)<br> Output audio connector: 2XRCA(R/L)<br> Sampling rate: 32, 44.1, 48 and 96 KHz<br> Operating temperature: 0~70 Celsius <br> Operating humidity: 10~85RH(no condensation)<br> External power supply: 5V DC/1A<br> Power consumption: 0.5W<br> Dimension: 50 x 40 x 26 mm<br> Weight: 90 g<br> Package Included: <br> 1 x Digital to Analog Audio Converter Adapter<br> 1 x USB Power Cable(58cm length)<br> 1 x 0.5m fiber Optical cable<br> Only the above package content, other products are not included.<br> Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.