Features: Two ways of optical fiber signals switch to one sets of SPDIF/TosLink signal receiving device. Audio format support : LPCM2.0/DTS/Dolby-AC3.                                Support signal retiming. Used optical fiber cable loss less the 0.2Db/m, Output distance is up to 40m. The input control can through R/M and also can directly press the button. Support last time working state memory when power off. Over-voltage protection can prevent the damage caused by connecting unmatched power adapter to the machine. LED status indication. No loss of quality. Installs in minutes. Need DC5V/500mA power supply. Specification: Support audio format: LPCM2.0/DTS/Dolby-AC3; Peak wavelength: 650nm; Max baud rate: 16Mbps; Output cable distance: ≤40m(Use the optical fiber cable loss less the 0.2Db/m ); Max working current: 100mA; Power adapter format: Input:AC (50HZ, 60HZ) 100V-240V; Output: DC5V/1000mA; Operating Temperature range: (0 to +40℃); Operating Humidity range: 5 to 90%RH (No Condensation); Dimension (L x W x H): 58.5*52*22 (mm); Weight: 63g; Package includes: 1 * Switcher 1 * 5V USB Cable 1 * Operation Manual 1 * Remote-control unit 1 * 3.5mm Remote-control Cable 1 * Toslink Cable