TSG-1100.1D Mono Amplifier This TSG-Series Mono Amp is Competition Grade one-ohm stable, giving you even more power and wiring options for your system! Using a Class-D power plant, the TSG-1100.1D features a variable bass boost with TSG-EQ, and variable Bass Boost 0 to 12dB(50Hz) allows you to adjust the low bass within the boost range to just the way you like it. Use the full-range outputs to expand your system with other bass amps, or a full-range amp to complete your system. Class D Mono Amp, MOSFET Power Supply 1500 Watts @1-Ohm Max Power800 Watts @2-Ohm Max Power510 Watts @4-Ohm Max PowerHigh and Low Level InputsSwitchable Input SensitivityDimensions: 7 3/4" (L) x 9" (W) x 2" (H) Feature Hightlights: Competition Grade Aluminum shell Efficient Class-D amplifier Works with nearly every radio Small footprint for easier installation Compatible with Remote Bass Control Aluminum shell, better heat dissipation performance MOSFET CLASS D Competition Grade Class D Monoblock MOSFET Car Power Amplifier 1Ohm Stable 1-Ohm stable comfortably powers speakers or subwoofers when in use at 1-Ohms, resulting in more power and volume. High and Low Level Inputs High-level inputs accept speaker output signals and low-level inputs accept pre-amp output signals to allow for the addition of amps and processors to standard factory or aftermarket source units. SUBWOOFER AMPLIFIER 1 Ohm 1500 WATTS Short Protection Automatic shut-off protects the amplifier if it gets too hot or if speakers fail causing a short.