Features:This Digital to Analog Audio Converter is designed for home or professional audio switching.It converts coaxial or Toslink digital audio signals to analog L/R audio.This converter has many features that enable it to perform in a superior manner. Among thoseConverts coaxial or Toslink digital audio signals to analog L/R audioSupports 32, 44.1, 48 and 96 KHz sampling rates.24-bit S/PDIF bitstream incoming on left and right channelsProvides transmission without electromagnetic noise.Easy to install and simple to use.Noticed:1. The reason to cancel the external power adapter and use USB powered.Many devices (e.g. Computer TV DVD) USB ports output stable voltage and current, and some filtersbad waves. This way, the DAC (digital to analog audio converter) will work better, and decoding will be more stable.2. In addition, the use of USB power output which is moreand reduce costs, andcompatible with all countries3. This item does NOT convert Dolby.Features:coaxial or Toslink digital audio: Audio inputAudio Output: L/R audioInput audio connector: Toslink, 1xRCA (Coaxial)Audio connector Output: 2xRCA (R/L)32, 44.1, 48 and 96 KHz: Sampling frequencyOperating temperature: 0~70COperating Humidity: 10% ~ 85% RH (non-condensing)External power supply: 5V DC / 1APower consumption: 0.5WDimensions: 50 x 40 x 26 mmThe color blackWeight: 90 gPackage weight: 100 gPackage Included:1 x Digital to Analog Audio Converter Adapter1 x USB Power Cable (58cm length)1 x 0.5m fiber optic cable (96cm length)