Note: ã€1 Input 2 Output】Two outputs devices can work at the same time, such TV to sound bar and audio receiver. ã€2 Input 1 Output】 Two input device only one device work, please turn off one of input device, otherwise, there will be noisy sounds. This splitter allows you to connect one optical source and split it into two signals. Perfect for connecting your DVD player, or other digital audio source to both your receiver and recorder. Compatible with: 1. Connect DVD/CD player to power amplifier 2. Connect computer to power amplifier 3. Connect PSII/PSIII/HDVD to power amplifier 4. Connect digital TV/STB to power amplifier How do you use it? Please remove the yellow cover before use. Otherwise it cannot be inserted into the TV. Usage 1: Usage 1: Use the Male port as input port and the 2 Female port as output port, you can connect 2 output devices, working together.. Usage 2: Only connecting one input device with the Female ports at one time, the 2 Female ports CANNOT be used as input ports at the same time. Specifications: Color: Black Input: 1 Male Output: 2 Female Product Size: 55 X 43 X 16 mm approx The Cable length: 180 mm approx Package included: 1 x Optical Fiber Audio Splitter.