Soundstream T1.4000DL 4000W Tarantula Series Mono-Block Class D Car Amplifier Tarantula Series Mono-Block Class D Car Amplifier RMS Power Rating: 4 ohms: 700 watts x 1 channel / 2 ohms: 1,300 watts x 1 channel / 1 ohms: 2,000 watts x 1 channel Max power output: 4,000 watts Pulse Width Modulated MOSFET power supply w/ Audiophile Grade IRTM Transistors LED power (green) and protect (red) indicators