Soundstream T4.1500L 1,500W Tarantula Series 4-Channel Class A/B Car Amplifier Tarantula Series 4-Channel Class A/B Car Amplifier RMS Power Rating: 4 ohms: 120 watts x 4 channel / 2 ohms: 180 watts x 4 channel / Bridged: 4 ohms: 360 watts x 2 channels Max power output: 1,500 watts Pulse Width Modulated MOSFET power supply w/ Audiophile Grade IRTM Transistors LED power (green) and protect (red) indicators