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RCA Stereo Audio Switcher R/L Audio Selector Splitter Box Mini 2-in-1-Out Audio Sharing Manual Selector Compatible Active Speaker

RCA Stereo Audio Switcher R/L Audio Selector Splitter Box Mini 4-in-1-Out Audio Sharing Manual Selector Compatible Active Speaker

3.5mm Audio Selector, Headphone Switcher Headphone Manual Selector Splitter Box Audio Sharing AB Switcher