The Garmin JL Audio AP 4-Channel Compact Marine Amplifier is a marine-rated four-channel amplifier with built-in Bluetooth, designed for on-board audio systems.

• Four channels can drive a set of marine speakers, or be bridged for added output to fewer channels
• Bluetooth technology supports wireless audio connection to the amplifier
• Compact chassis suits tight installations aboard boats and other powersports vehicles
• Marine-rated construction stands up to moisture, vibration, and sun exposure

Available from Mirage Fish Finder as a standalone item — confirm fitment, included accessories, and full specifications before purchase.