Two-way audio switcher, RCA audio adapter with mute button, 2 input 1 output / 1 input 2 output RCA stereo audio switch for speakers

Color: 
Installation is simple and operation is also simple. 
Just press the button gently to mute the device; it is very useful in special circumstances. 
Plug-and-play; no need for power supply or other software; will not affect sound quality. 
The analog signal supports a maximum p-p input/output of 2V. 
Input and output frequency range: 20Hz to 20KHz. 
Using standard audio cables, the input transmission distance is up to 8 meters, and the output transmission distance is up to 8 meters as well. 
Compact and ultra-mini sizes; easy to place, suitable for desktop and office use. 
Ultra-small size: 78 * 50 * 20 mm / 3 * 2 * 0.79 inches

2 (1) Input 1 (2) Output RCA Stereo: 
Audio switch, audio selector, R/L stereo audio selector, audio switcher, AB selector, R/L stereo audio switcher, 2 x 1/1 x 2, with mute button and no external power supply. 
Left/Right Stereo Audio Bidirectional Switcher: 
This is a bidirectional switcher for the L/R audio ports. Left / Right 
An audio selector designed for customers who have multiple audio sources and outputs.

Main Functions: 
(1) Use the half-switcher to select the audio input between 1 and 2, and output one. 
(2) Select the audio output between 1 and 2 to receive an input; 
Usage method:

(1) Connect two audio sources (such as a CD player or a computer) to one half of the port, and connect an audio output (such as a speaker) to the input/output port. 
(2) Connect an audio source to the input/output port, and connect the two audio outputs to the 1/2 port.

The contents of the package are: 
1-star L/R Stereo Audio Bidirectional Switcher 
1* L/R Stereo Cable (1.5 meters) 
1-star user manual