ITEM NAME:Optical Coaxial Toslink Digital to Analog Audio Converter Adapter RCA L/R 3 E5F9 Optical Coaxial Toslink Digital to Analog Audio Converter Adapter RCA L/R 3 E5F9 Description: Product Name:Digital to Analog Audio Converter Adapter Product material:ABS&Metal Product color: black Product size: 6.5cmx4.1cmx2.5cm Product weight:95g Package Contents: 1 x Digital to Analog Audio Converter Adapter 1 x USB Power Cable 1 x 0.5m fiber 1x English manual Features: 1.This Digital to Analog Audio Converter is designed for either home or professional audio switching. 2.This Converter has many features that enable it to perform in a superior manner. 3.Converts Coaxial or Toslink digital audio signals to analog L/R audio Supports sampling rate at 32, 44.1, 48 and 96 KHz. 4.24-bit S/PDIF incoming bit stream on left and right channels Provides electromagnetic-noise-free transmission. Easy to install and simple to operate. The Reason of cancel the external power adapter and use USB.Converts Coaxial or Toslink digital audio signals to analog L/R audio. 1 x Digital to Analog Audio Converter Adapter. Bad waves. So the DAC( Digital to Analog audio converter) will works better, And decode will more stable.