DB Drive WDX3000.1 Class D Mono Amplifier delivers a stunning 3000 watts at 1Ω,. Featuring Direct Connect Speaker Terminals, 4 Gauge Power Wire Input, and Collective Heat Management, the WDX Mini Amplifiers are designed for both power and reliability. With Adaptive Crossover Technology and a Signal Evaluation Status Indicator. The Audio Protection Circuit safeguards your investment, while the Variable Subsonic Filter (10Hz ~ 40Hz) ensures clean, crisp bass.