This Digital to Analog Audio Converter is specially designed compatible with either home or professional audio signal switching. It converts Coaxial or Toslink digital audio signals into analog L/R audio signal.Connectors: Input connector:OPTICAL 1, COAXIAL 1, Output connector:R/L and AUXSampling Rate:32, 44.1, 48, 96 and 192KHzBit rate:24 bitWeight:104gEnvironmental Specifications:Operating Temperature:0 to 70Operating Humidity:10% to 85% RH (no condensation)Storage Temperature:-10 to + 80Storage Humidity:5%to 90% RH (no condensation)Power Requirements:External Power Supply Via USB cablePower Consumption Max=5WColour: blackMaterial: ABSSize: 75 x 52 x 20mmPackage Contents:1 x digital-to-analog converter1 x USB cable1 x Optical cablenote:Pls use the machine as the instruction listed to keep the long use lifetime of the machine.1. The machine should be placed at the spot far from the Damp, High-Temperature, Dusty Erosive, and oxidative environment.2. All poarts will be free from the strong shake, hit, fall.3. Touching the power adaptor with the wet hands is prohibited.4. Pls hold the power adaptor head and do not pull the power cord when cut off from the socket.5. Pls turn the power off when the machine is not used compatible with long time.6. Pls do not open the cover and do not Contact the inside parts.7. Pls use the original factory power adaptor.Only the above package content, other products are not included.Note: Light shooting 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.