This is the JL Audio XDM700 five-channel amplifier, rated for car and marine use within the Garmin audio range. The five channels let it power several speakers plus a subwoofer from one chassis.

• Five-channel configuration — runs speaker pairs along with a dedicated subwoofer channel
• Rated for both car and marine installations
• Marine-rated construction made to withstand moisture, vibration, and sun exposure
• Suited to boats and other powersports vehicles

Confirm fitment, included accessories, and full specifications before purchase. Sold by Mirage Fish Finder as a standalone amplifier.