The Kicker Q-Class of amplifiers is for audiophiles who want amazing power and the ability to exactingly control it. Each IQ car amplifier has a Class D power supply to save space and TWEEQ™ tuning software so you can craft the sound to your preferences. The result is a “refined thunder” that can be adjusted using your phone or tablet. We carry Kicker mono amplifiers, multi-channel amps and full-range amps that ship free so you can experience the wonder of the Q-Class.