This speaker selector box allows you to play audio to up to six different stereo speaker sets. It easily handles up to 100 watts per channel with speaker systems that have a minimum impedance of 8 ohms. Each input has an on/off switch. Protection circuitry keeps it running smoothly and prevents speaker burn-out. Accepts speaker wires up to 14 gauge. Up to 6 Separate Speaker Pairs to Your Stereo System Accepts Speaker Wires up to 14-Gauge Handles 100Watts per Channel w/ Speaker Systems That Have Minimun Impedance of 8 Ohms Protection Circuitry Keeps It Running Smoothly Frequency Response: 20Hz-20KHz Dimensions: 9.05''(W) x 1.85''(H) x 5.90''(D)