A/B switch - this allows you to use one input into two outputs or two inputs into one output, e.g. one guitar selects… | Guitar pedals, Diy guitar pedal, Guitar diy
D-TPR3A ‐ Active Three-Pair Receiver - Twisted Pair Format-A - XLR and stereo RCA outputs
Carevas LINEPAUDIO Audio Switcher 3.5mm 2 in 1 Out / 1 in 2 Out A/B Switch Stereo Audio Splitter Box with No Distortion 3.5mm Jack for Switching Between Computer Speakers and Headphones - Walmart.com
NUX Ace Of Tone Dual Stackable Overdrive Pedal | zZounds
TGI Passive Dual Channel DI Box TGIDIB2 | Reverb Australia
Amazon.com: 3.5mm Stereo Audio Switch 2-Way 3.5mm Switcher Manual Selector Audio Splitter Box 1 in 2 Out/2 in ONE Out Audio Sharing with Mute Button : Electronics