4x1 /1x4 3.5mm Jack Stereo Audio Switcher Splitter For Speaker Headphone
3.5mm Jack Audio Switcher Selector Bi-Directional Audio Switch Splitter Box 4 In 1 Out / 4 In 1 Out 3.5mm Audio Switcher. 1 4 Port 3.5mm Audio Switch Switcher. Select audio input between (IN/OUT)A/B/C/D with 1/4 switch knob and get one output.