Handles up to 360W peak power (81W RMS) For rich sound. 63Hz - 20kHz frequency response Ensures accurate sound reproduction. 1-3/16" ceramic tweeter Provides crisp, dynamic highs. 6" x 8" paper cone With rubber surround produces a full, rich sound. 7-3/8" x 5-1/16" mounting length; 2-3/8" mounting depth For the right fit. 4 ohms impedance Conducts power evenly to keep the speaker at an appropriate level. 88dB sensitivity Picks up the highs and lows for faithful sound reproduction.