Check the listing for details. OSD SPW8 Eight Zone Speaker Distribution Panel. Condition: New. Listed at 35.00 USD. Product highlightssingle Phoenix-style Euroblock stereo input eight Phoenix-style Euroblock outputs clearly labeled output terminals for zones 1-8 power handling: 150 watts RMS per channel frequency response: 20-22,000 Hz (±0dB) accepts 16- and 14-gauge wire (2 or 4 conductor) compatible with optional impedance-matching volume controls wall-mountable 6-15/16"W x 3-1/8"H x 1-3/4"D warranty: 2 years What's in the box8-Zone speaker distriubtion panel Installation Manual About this itemWritten by Crutchfield's Eric A.A simple, effective speaker distribution panel The OSD SPW-8 lets you distribute amplified stereo signals to eight pairs of speakers in separate zones. It can be wall-mounted, and it has clearly labeled input and output terminals. Just connect the output of your power amplifier to the panel's stereo input terminal and add pairs of speakers — with optional impedance-matching volume control — to create up to eight individual zones of output. The outputs are rated to handle up to 150 watts per channel, and each is compatible with 14- or 16-gauge wire.