Features: 1.Over-voltage protection can prevent the damage caused by connecting unmatched power adapter to the machine, if the light for standby indication flashed, it shows that the output voltage from the power adaptor is too high and the adaptor needs to be changed. 2.LED status indication, it can tell us the working state of the device very easily. 3.Used optical fiber cable loss less the 0.2Db/m, Output distance is up to 40m. Description: The optical fiber matrix has LED status indication, which can tell us the working status of the equipment very conveniently. Specifications: Support audio format: DTS-HD/Dolby-trueHD/LPCM2.0/DTS/Dolby-AC3/DSD Peak wave length: 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/500mA Operating Temperature range: 0 to +40) Operating Humidity range: 5 to 90%RH (No Condensation) Dimension (L x W x H): 68x128x34(mm) Package Included: 1 * optical fiber matrix"