Alphasonik PMA5753A 5-Channel Car Audio Amplifier

Features:

• 75 watts x 4 @ 4ohm + 280 watts x 1 @4ohm
• 125 watts x 4 @ 2ohm +400 watts x 1 @2ohm
• 225 watts x 2 @ 4ohm +400 watts x 1 @2ohm
• Hour Meter
• Remote Mount PMA100V Digital Volt Meter
• Heavy Duty One-Piece Extruded Aluminum Heat Sink
• Beveled Clear Acrylic Protective Cover
• Tiffany-Style RCA Jacks
• Parallel Line-Out RCA Jacks
• MOSFET High Speed Switching Power Supply
• Milspec Double-Sided Glass Epoxy Circuit Board w/ Through-Hole
  Plating
• Heavy 4 oz. Pure Copper PC Traces at All Preamp and Amplification Stages
• Solid Brass Nickel-Plated Terminal Blocks (4-Gauge Power, 8-Gauge Speaker)
• Variable Low-Pass Filter: 50Hz~250Hz, 24dB/Octave
• Variable High-Pass Filter: 50Hz~250Hz, 24dB/Octave
• Variable Subsonic Filter: 20Hz~60Hz, 24dB/Octave
• Variable Bass Boost @ 45Hz: 0 ~ +18dB
• Variable Phase Shift: 0~180¾
• THD: < 0.03%
• Signal-to-Noise Ratio: >100dB
• Frequency Response: 5Hz~50kHz
• Input Impedance: 10k©
• Input Sensitivity: 200mV~8V
• 4-Way Protection Circuitry: Thermal, Short Circuit, Overload & DC Offset
• Cooling Fan(s)
• Dimensions (W x H x L)8 1/4 x 2 5/8 x 21 5/8