The item is a professional and practical SPDIF /Toslink digital optical audio splitter 1x3, which allows you to distribute input digital optical audio to three amplifiers or receivers, seamlessly and flawlessly without degradation. It supports digital optical audio formats including LPCM2.0, DTS and Dolby-AC3. Features - Color: mainly black. - Shell Material: durable hard plastic. - Dimension(L*W*H): about 54*54*23.5mm. - and 1 IN 3 Out SPDIF /Toslink Digital Optical Audio Splitter Switch 1x3. - One way of optical fiber signal input splitter to three sets of SPDIF /Toslink signal receiving device. - Audio format supported: LPCM2.0/DTS/Dolby-AC3. - Used optical fiber cable loss less than 0.2Db/m, output distance is up to 40m. - Over-voltage protection can prevent the damage caused by connecting unmatched power adapter to the machine. - Plug and play, installs in minutes, for easy to use. Specifications - Support audio format: LPCM2.0/DTS/Dolby-AC3. - Peak wavelength: 650nm. - Max baud rate:16Mbps. - Output cable distance: less than or equal to 40m (Use the optical fiber cable loss less the 0.2Db/m) - Max working current: 100mA. - Power adapter format: Input: AC 100V-240V, 50/60Hz; Output: DC 5V/500mA. - Operating temperature: 0 C to 40 C. - Operating humidity: 5% to 90%RH (No Condensation).