Tensun Optical to Coaxial Converter, Optical to Coax Digital Coax Coaxial to SPDIF Toslink Optical Bi-Directional Digital to Audio Converter Adapter Repeater Converts SPDIF optical-to-coaxial and coaxial-to-optical, an input selection switch to select either TOSLINK or COAX input Sending multi-channel surround sound, Uncompressed PCM audio and compressed 5.1 to 7.1 surround sound systems including Dolby Digital Plus, DTS-HD High Resolution and LPCM to an audio processor or A/V receiver which can decode audio source Firstly audio souce to PCM/LPCM format avoiding buzzing sound; Supports all popular SPDIF/Coaxial sample rates including 32kHz, 44.1kHz, 48kHz, 96kHz and 192kHz, at up to 24-bit resolution Use Optical fiber cable loss less the 0.2Db/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) Compatible with Apple TV, Fire TV, Xbox 360, Satellite receiver, BR player, Blu-ray Player, UHD TV, DVD, Sound Bar, Amplifier, Loudspeaker Box and more