Fosmon HD8026 3 x 1 (SPDIF/Toslink) Digital Optical Audio Switch with Remote Control & AC Adapter (3 Inputs 1 Output) 3 optical fiber Input sources, 1 SPDIF/Toslink Output Supported Audio Formats: LPCm 2.0, DTS, Dolby-AC3 Included remote control for quick, easy switching of devices Electromagnetic-noise-free transmission Long length cables up to 131 feet / 40 meters are supported, providing stable audio quality