Pyle Hydra Marine Amplifier - Upgraded Elite Series 400 Watt 4 Channel

Features:

• 4-Channel Amp System
• Dual MOSFET Power Supply
• Marine Grade Construction
• Waterproof Marine Rating IP-01
• Dual Adjustable Input GAIN Level Controls
• Dual High Level Speaker Input Connectors
• Dual RCA (L/R) Input Connector Jacks
• Gold-Plated Speaker Output Terminal Connectors
• Adjustable Input GAIN Level Control
• Anti-Thump Delay Circuitry
• Built-in Thermal, Overload & Speaker Short Protection
• Heavy Duty Aluminum Alloy Heatsink
• Power ON LED Indicator
• Remote Turn ON/OFF 
  
  What's in the Box:
• 4-Ch. Marine Amplifier
• Audio Connection Cables 
  
  Technical Specs:
• Output Power: 100 Watt x 4 MAX
• Amplifier Class: AB
• Fuse Type: 20A
• Input Gain Impedance Adjustment: 1 - 300mV
• Frequency Response: 15 - 30kHz +/-3dB
• Input Impedance: 10k Ohms (Low), 100 Ohm (High)
• Input Sensitivity: 250mV (Low), 2.5V (High)
• T.H.D.: <0.04%
• Matching Speaker Impedance: 4-8 Ohms
• Power Supply: DC 12V
• Dimensions (L x W x H): 9.0'' x 7.9'' x 2.0'' -inches