OSD Two Sources, Six Pair Stereo Speaker Select Box with Volume Control SSVC6

SOUND QUALITY: The audio stays at a consistent quality with the SSVC6D to manage your speakers with volume controls to raise or lower the volume of each listening zone for perfect sound. | IMPEDANCE PROTECTION: Impedance-matching frequency protection circuitry allows one amplifier to safely power multiple pairs of speakers without your amp or receiver overheating or damaging to the equipment. | POWER: This speaker selector allows you to distribute an amplified signal for up to six zones throughout the house, letting you choose which source is playing in each designated zone. | DESIGN: Front mounted master a/b switches are dual source for each separate zone to conveniently input and switch from one music source to another with on and off buttons. | EASY INSTALLATION: The SSVC6D includes a removable phoenix connectors that accept up to a 14 gauge speaker cable to avoid frustration when connecting multiple speakers.