1Connect the optical fiber signal source (such as blue light player, computer, etc.) to the input end of the matrix through the optical fiber cable. 2Connect the signal output end of the matrix to the optical fiber input device through an optical fiber cable. 3Four optical fiber output signal sources can be connected to two optical fiber input devices at the same time. 4It can easily switch or distribute four optical fiber signals on two optical fiber input devices. 5The supported audio format is DTSHD/DolbytrueHD/LPCM2.0/DTS/DolbyAC3/DSD. Item Type: Digital Optical MatrixMaterial: Iron Shell Color: As shown in the picture Support Audio Format: DTS-HD/Dolby-trueHD/LPCM2.0/DTS/Dolby-AC3/DSD Peak Wavelength: 650nm Maximum Transmission Rate: 16Mbps Output Cable Length: 40m / 131.2ft, the use line loss is less than 0.2dB/m Maximum Working Current: 100mA Power Adapter Specifications: AC input (50HZ, 60HZ) 100V-240V; DC output 5V/500mA Remote Control Battery: 1 x CR2025(Included) How to Use: Plug and play 1 x Remote Control 1 x Fiber Optic Audio Cable 1 x Power Adapter 1 x Instruction Manual 1 x Digital Optical Matrix