Pyle 4 Channel Car Stereo Amplifier - 4000W High Power 4-Channel Bridgeable Audio Sound Auto Small Speaker Amp Box w/MOSFET, Crossover, Bass Boost Control, Silver Plated RCA Input Output -PLA4478

4000 WATT POWER. The Pyle 4 Channel Car Amplifier is perfect for your vehicle's sound system. Gives you up to 4000W bridgeable output. Features switchable bass boost, variable gain control, configurable electronic crossover network

SILVER-PLATED RCA PORTS. The RCA ports are silver-plated for eliminating signal loss. The subsonic filter allows low-end interference to be cut so your speakers will always deliver the highest quality audio

MOSFET PULSE. The MOSFET pulse width modulation power supply allows for a clean distortion-free signal to your compact speakers providing you with crisp and clear audio for an outstanding music experience. Also features pulse width modulation system

THERMAL PROTECTION. To keep both your car and the stereo amp safe, this model is equipped w/ thermal, overload and short circuit protection. Has been specially designed from the bottom up to provide safe and high quality sound in a sturdy form factor

SLIM SIZE DESIGN. This box amp's small size makes installation a breeze, you'll have no trouble finding a spot for this little yet powerful device. Additional features include LED indicators, RCA output, soft turn-on circuit, glass epoxy PCB and more