DB Drive A7300.2 900W Okur A7 Series 2-Channel Class AB Amplifier: * 900W x 1 at 4 ohms * 450W x 2 at 4 ohms * 2-ohm stereo capability * Continuously variable low level RCA inputs * Large gauge power input terminals * DRIVESINK heat management system * 18 dB per octave high pass and low pass crossover network * Continuously variable bass boost at 45Hz * Unregulated DC-DC PWM power supply * Speaker short circuit protection