The OPTI series of monoblock amplifiers pack a huge punch. It's equipped with several variable filters and boosting options, including a low-pass filter, high-pass filter, bass boost, and variable frequency. OPTI amps are bridgeable for increased power. Nickel plated screw terminals provide low-noise connections between the amplifier and your speakers.

Features:

• 1 x 3000 Watts RMS @ 4 OHMS
• 1 x 4000 Watts RMS @ 2 OHMS
• 1 x 6000 Watts RMS @ 1 OHM
• Mono Block Subwoofer BIG POWER Amplifier
• 1 Ohm Stable
• MOSFET Power Supply
• PWM (Pulse-Width-Modulated) System
• Glass Epoxy PCB
• Gold plated RCA Inputs
• Gold plated Line Outs
• Custom Terminal Block for Speaker Connections
• Thermal, Overload Short Protection
• Variable Low pass Filter (50Hz~150Hz,24dB/Octave)
• Variable Subsonic Filter (15Hz~40Hz,24dB/Octave)
• Phase Control 0-180 degree
• Remote Bass Control
• Input Impedance:10K Ohms
• Soft Turn On/Off
• THD: 0.1%.
• S/N Ratio: 90B
• Input Sensitivity: 200mv~4V
• Freq. Response: 20Hz~250Hz
• Dimensions :10.08'' (W) x 2.12'' (H) x 27.6'' (L)
• Sold as: Unit