Monoprice SS-Pro 12 High Power Dual Source 300 Watt Peak 12 Pair Impedance Matching Speaker Selector

12-zone speaker selector that allows you to connect up to 12 pairs of speakers or 12 listening zones and control each zone with front panel push-buttons.||Utilizes audiophile-grade impedance-matching transformers to safely distribute maximum power throughout your system.||Easy to use front panel switch to choose between sources.||Includes 6 shingle clips and 2 spacers.||Turns on when at least 10in of sensor wire detects moisture and has a temperature of +39.2 degree F. Turns off at +44