Aquatic AV Canada AD500.4 500 Watt 4-Channel Waterproof Amplifier Harley Davidson CAD$529

Class D (Digital) Amplifier
• 4/3/2 channel output
• Low-Level (RCA) inputs
• High-Level (speaker cable) inputs
• 400W Max power @4 OHMS and 600W at 2 OHMS
• 2 Ohm & 4 Ohm stable
• Waterproof IP67
• Electronic Cross-Over.