Amazon.com: ILIWIWY RCA Stereo Audio Switcher R/L Audio Selector Splitter 2(1)-in-1(2)-Out Audio Selector Switch Box with One Key Mute and Switch Compatible Active Speaker,PC,Ipad,etc : Electronics
Amazon.com: 4-Way Bi-Directional L/R RCA Stereo Audio Switcher, 1 in 4 Out or 4 in 1 Out, L/R Sound Channel Audio Splitter Audio Selector Switch Box for DVD Stereo Speaker CD Player… :
Amazon.com: 4-Port Bi-Directional RCA Audio Switcher, 4-Way Stereo L/R Sound Channel 2 in 4 Out or 4 in 2 Out, L/R Sound Channel Audio Switch Splitter RCA Stereo Switch Selector for DVD
Amazon.com: ONE Little Bear MC3 2-IN-2-OUT XLR Balanced/RCA Converter Audio Selector Splitter Box Passive Preamp XLR to RCA Switch : Electronics
Amazon.com: Nobsound Little Bear MC403 Mini 4-IN-3-OUT Audio Selector Box 3.5mm / RCA/Bluetooth Switcher Speaker/Amplifier Selector Splitter Box Bluetooth 4.0 Receiver Passive Preamp (3.5mm & RCA & BT) : Electronics