Description: Full Bridge for your full system! The “Brazilian Style” SFB packs a powerful punch in a compact size, with a bass channel stable down to 1 ohm. Use the SFB to wire several speakers together on every channel - an ideal amp for a PA mid/high speaker array, a large marine system, or your favorite set of separates, plus a dedicated powerhouse for a sub channel. If you are looking for raw power on a budget – look no further! Features: 1,000 x 1 @ 1 ohm RMS (Ch. 5) 300 x 4 (Ch. 1-4) + 500 x 1(Ch. 5) @ 2 ohms RMS 200 x 4 (Ch. 1-4) + 250 x 1(Ch. 5) @ 4 ohms RMS 5-channel full-range amplifier Variable 12dB low pass filter: 50Hz – 6kHz (Ch. 1-4) Variable 12dB low pass filter: 50Hz – 20kHz (Ch. 5) Variable 12dB high pass filter: 15Hz – 6kHz (Ch. 1-4) Variable 12dB high pass filter: 50Hz – 1kHz (Ch. 5) Variable 12dB Bass Boost @ 50Hz Power, protection & clipping indicators included Thermal, voltage, speaker short, and dc-offset protection circuitry Optional wired remote control with clipping indicator Specifications: Frequency Response: 10HZ-20KHZ(-3dB) Input Impedance: 56k ohms Input Sensitivity 5V Max Minimum Supply Voltage: 9VDC Maximum Supply Voltage: 16VDC Working Voltage 10.5v-15.5v Dimensions 8.86″ x 11.81″ x 2.70″ Amplifier Type: 5-channel full-range amplifier 1 Ohm RMS Power: 1,000 x 1 @ 1 ohm RMS (Ch. 5) 2 Ohm RMS Power: 300 x 4 (Ch. 1-4) + 500 x 1(Ch. 5) @ 2 ohms RMS 4 Ohm RMS Power: 200 x 4 (Ch. 1-4) + 250 x 1(Ch. 5) @ 4 ohms RMS Operation Voltage: 10.5v-15.5v Recommended Fuse: 150A Signal / Noise Ratio: 100dB Variable 12dB High Pass Filters: 15Hz – 6kHz (Ch. 1-4) 50Hz – 1kHz (Ch. 5) Variable 12dB Low Pass Filters: 50Hz – 6kHz (Ch. 1-4) 50Hz – 20kHz (Ch. 5) Dimensions: Length: 11.81" Width: 8.86" Height: 2.70"