Hifonics Brutus BRX1100.1D 1100 Watts RMS Mono Block NextGen Super D Class Car Amplifier * Ultra-Fi MOSFET Circuit improves power efficiency and sound quality * LED Power Protect Indicators (Red/Green) * Variable Bass Boost (0 to +10 dB bass boost) * 3-way protection circuitry (thermal, overload, and speaker short protection)