Whole-House Music Distribution Panel.
Have 16 speakers in your home, all running off of your existing home stereo receiver. 
Use this music distribution panel to run speaker wires from your amplifier, or zone selector, to 8 pairs (16 total) Sensonic speakers. Each speaker zone requires one Impedance matching volume control. Each zone normally consisting of 2 speakers.
How Does This Work?
It's Simple - You connect your standard speaker output from your stereo, to the terminals you see above labeled Right & Left Channel. Then you run a 4 conductor speaker wire to each Volume Control, and from the volume control to each speaker. You now have a multi-zone music distribution system in 8 locations.
Features:
? Connect up to 8 pairs of SenSonic speakers to a single 8 ohm amplifier receiver
? Input terminals: Via detachable connectors which accept up to 14 AWG speaker wire
? Dimensions: 4-1/2" H x 6-1/4" W x 1-3/4" D
? Depth behind wall: Approximately 3/4"
? Triple gang box mountable
? IMPORTANT: One impedance matching volume control is required for each speaker pair