RCA Stereo Audio Switcher - 2 Way Splitter

8 in 1 Out Audio Switcher RCA 3.5mm Aux Bi-Directional Stereo Selector Black

Extron SW4 VGA Ars VGA/Stereo Audio Switcher 4 Input, 1 Output

2x1 L/R RCA Stereo Audio Switcher Splitter Bi-Directional w Mute Volume Control

3.5mm Bidirectional Audio Switcher - 1-in to 4-Out/4-in to 1-Out

Sierra Video Systems 16 by 1 Video+Stereo Audio Switcher 803036

Extron System 5 IP Multi-Format Switcher – 5 Input AV Control – Used, Rack Ears

Ocean Matrix OMX-9051 8x1 Video/Audio-Stereo Switcher