#audio switcher box port

4 Port Audio Switch, 3.5mm Audio Switcher, Stereo AUX Audio Selector, 4 Input 1 Output / 1 Input 4 Output Audio Splitter Switcher, Audio Switcher Box, 4 channel switch knob, No External Power Required

3.5mm Audio Switcher, 2 Input 1 Output / 1 Input 2 Output Audio Splitter Switcher, Audio Switcher Box, One-Key Mute Button, No External Power Required