**********Bi-Directional Digital Audio ConverterThis 2-way audio adapter allows you to convert Optical to/from Digitial Coaxial, an input selection switch can easily select either SPDIF (Optical/Toslink) or Coaxial input*****Audio Format Support multi-channel surround sound, uncompressed PCM audio and compressed 5.1 audio including Dolby Digital (AC3), DTS to audio processor or A/V receiver with capacity of decoding audio source. The highest support 192 KHZ sampling rate. Noise-free transmission*****Easy to Setup Plug and play, no need any software and driver. Come with 5V1A power adapter (support 100V-240V input), no need to prepare by yourself*****Long DistanceUse Optical fiber cable loss less the 0.2D b/m, output distance is up to 30 meters (98 feet); Use the standard Digital Coaxial cable output can be up to 10 meter (32 feet) *****Wide Applicabilit & WarrantyCompatible with Blu-ray Player, Satellite receiver, BR player, Xbox 360, HDTV, DVD, Amplifier, Sound Bar, Speaker and all de