Stereo Speaker Selector Switch 2-Way (1 x 2) – FireFold
2 in 4 Out Speaker Selector Switch Box 4 Zone Amplifier & Speaker Selector U2K5 | eBay
Amazon.com: XtremPro 2 Way Speaker Switch, 1 in 2 Out Way Pair Stereo Speaker Selector W/Volume Control Metal Non-Slip Box - Black (61052), 9.0 x 3.25 x 1.5 : Electronics
SS-2006 6-way Designed high quality Speaker Selector Switch Box speaker switch 703423200605 | eBay
4-way speaker switch box
Amazon.com: TENEALAY 2-Way Audio Stereo Speaker selector Switcher Box, Combiner Multi Zone A B Speaker Switch Distribution Controller Box - P21 : Electronics
50-6185 Two-Way Speaker Switch Box - Walmart.com
4 Way Speaker Selector Switch Box Review and Uses, Cheap but Well Made. Stereo HiFi Audio - YouTube
6 Channel Speaker Selector Switch - Multi Zone A B Speaker Distribution Controller Box w/ Independent Audio Source Volume - Event-Technology Portal
Amazon.com: Pyle 6 Channel Speaker Selector Switch - Multi Zone A B Speaker Distribution Controller Box w/ Independent Audio Source Volume Control, Supports Home Theater Stereo Receiver System - Pyle PSLSW6 : Electronics
Amazon.com: Xtrempro 61048 2 to 4 Way Speaker Switch, 1 in 2 Out to 1 in 4 Out Way Pair Stereo Speaker Selector W/Terminal Clamps Metal Non-Slip Box - Black (1 x 2 Way) : Electronics