This 4 Port Fiber SPDIF TOSLINK Digital Audio Switcher with Remote Control Digital Optical 4x1 Audio Switch Box allows user to conveniently select any one of the Four digital optical TOSLINK sources. It utilizes integrated circuits to perform seamless and reliable switching flawlessly without degradation.

Specifications: 
1. Support audio format: LPCM2.0/DTS/Dolby-AC3 
2. Peak wavelength: 650nm 
3. Max baud rate: 16Mbps 
4. Output cable distance: <40m(Use the optical fiber cable loss less the 0.2Db/m ) 6. Power adapter format: Input:AC (50HZ, 60HZ) 100V-240V; Output: DC5V/500mA 
7. Operating Temperature range: 0 to +40c 
8. Operating Humidity range: 5 to 90%RH (No Condensation) 
9. Dimension (L x W x H): 110x48x20 (mm)

Package includes: 
1 x Intsun SPDIF Switcher 
1 x 5V Power Adaptor 
1 x Operation Manual 
1 x Remote-control unit 
1 x IR extender line