Meterk 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
Amazon.com: 2-Way RCA Stereo Audio Switch Input Signal Source Switcher Selector Splitter Box(2 in 1 Out / 1 in 2 Out)-RC21 : Electronics