Kenwood 5-Channel Performance Series Car Amplifier Brand: KENWOOD Features: 5-Ch Design - Power your entire system with a single 5-channel amplifier. This powerful one amplifier solution for front and rear speakers plus subwoofers, is an easy solution for any vehicle to enahnce your factory sound system. Variable High-Pass Filter - Filters low frequencies out of the music and passes only signals above a certain frequency (called the cut-off frequency) to mid and high range speakers. Variable Low-Pass Filter - Filters high frequencies out of the music and improves efficiency and sound quality by allowing only the low frequencies to pass to the subwoofer. Variable Bass Boost - Adjust the fixed bass boost frequency (40Hz) to maximize natural bass performance. Series: Performance Type: Amplifiers Amplifier Class: Class AB RMS Power: 40 W x 4 / 300W x 1 (4ohms) (20...