Description:<br> L / R Stereo Audio Bi-Directional Switcher<br> This is a bidirectional switcher for L / R channel audio ports. L / R Audio selector designed for customers having several audio sources and outputs.<br> <br> Main functions:<br> ① Select audio input between 1 and 2 with 1/2 switcher and get one output;<br> ② Select audio output between 1 and 2 to receive one input;<br> <br> How to use:<br> ① Connect two audio sources (like a CD player /computer) to 1/2 ports and one audio output (like speakers) to an IN/OUT port;<br> ② Connect one audio source to the IN/OUT port and two audio outputs to the 1/2 port;<br> <br> Note:<br> Select 1/2 switch to switch the input or output you want.<br> <br> Features:<br> Easy installation and simple operation.<br> You only need to lightly press to mute the device; very useful under special conditions.<br> Plug and play; No power supply and other software required; Won't affect sound quality.<br> Analog signal maximum support 2V p-p input and output.<br> Input and output frequency range: 20Hz ~ 20KHz.<br> Use standard audio cable, input transmission distance up to 8 meters, output transmission distance up to 8 meters.<br> Compact and super mini size; Easy to place and suitable for your desktop and office.<br> <br> Package contains:<br> 1* L / R Stereo Audio Bi-Directional Switcher<br> 1* L / R stereo cable<br> 1* User manual