Easy installation and simple operation. Only need to lightly press to mute the device; very useful under special conditions. Plug and play; No power supply and other software required; Won't affect sound quality. Analog signal maximum support 2V p-p input and output. Input and output frequency range: 20Hz ~ 20KHz. Use standard audio cable, input transmission distance up to 8 meters, output transmission distance up to 8 meters. Compact and super mini size; Easy to place and suitable for your desktop and office. Super small size: 78 * 50 * 20 mm / 3 * 2 * 0.79 in 2(1)-in-1(2)-Out RCA Stereo: Audio Switch Audio Switcher ,R/L Stereo Audio Switch Audio Switcher AB Switcher,R/L Stereo Audio Switch Splitter 2 x 1/1 x 2, with Mute Button and No External Power Required. L / R Stereo Audio Bi-Directional Switcher: This is a bidirectional switcher for L / R channel audio ports. L / R Audio selector designed for customers having several audio sources and outputs.
① Select audio input between 1 and 2 with 1/2 switcher and get one output; ② Select audio output between 1 and 2 to receive one input; How to use: ① Connect two audio sources (like CD player / computer) to 1/2 ports and one audio output (like speakers) to IN/OUT port; ② Connect one audio source to IN/OUT port and two audio outputs to 1/2 port;