No External Power No Noise 4 Way 1 in 4 Out or 4 in 1 Out Audio Sound selector RCA Female Stereo 4 Channel Splitter switcher Box Switching AL-4way-rca

No External Power No Noise 4 Way 1 in 4 Out or 4 in 1 Out Audio Sound selector RCA Female Stereo 4 Channel Splitter switcher Box Switching

No Noise 4 way 1 in 4 Out or 4 in 1 Out Audio Sound selector RCA Female Stereo 4 Channel Splitter switcher Box Switching No External Power

Product Features

• Noise Most switches cannot reduce noise. We have realized
• Usage 1Switch between 4 playback devices and select 1 channel to play
• Usage 2Switch between 4 groups of stereos and select 1 of them to play
• No External Power No power supply, no effect, no need to worry about affecting the sound quality after processing
• Small size It is the same size as a rubber, which can be conveniently put into your pocket, so that you can use it in any scene you want to take