Boss Ar3000.2 3000W 2-Channel Car Audio Amplifier Power Stereo Amp Ar30002 Brand: BOSS AUDIO Features: Bridgeable Soft Turn-On Circuit Thermal Overload & Speaker's Short Protection Remote Subwoofer Level Control Tri-Mode Operation Power & Protection LEDs Series: ARMOR Type: Amplifiers Amplifier Class: Class AB RMS Power: RMS Power @ 4 Ohms: 480 Watts x 2 Bridged Power: Max Bridged Power @ 4 Ohms: 3000 Watts x 1 Frequency Response: 9 to 50000 Hz