R/L Stereo Audio Switch Audio Switcher AB Switcher Passive Speaker Manual Selector

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2(1) IN-1(2) OUT L / R Audio selector designed for customers having several audio sources and outputs ① Select audio input between 1 and 2 with 1/2 switcher and get one output; ② Select audio output between 1 and 2 to receive one input; One key to mute; very useful under special conditions Plug and play; No power needed; Won't affect sound quality