Introducing the MS-DA51600, 1600 watt, 5-channel marine amplifier. This Class-D, stainless steel amplifier is the most efficient and best looking amplifier to power the audio experience on your vessel. Class-D amplifiers are almost 100% efficient, producing less heat and drawing less power at the same time producing higher output than your standard amplifier. The 1600 watt, 5 channel amplifier can power 4 speakers and 1 subwoofer with ease, designed to impress with a beautiful stainless steel finish. Featuring conformal coated PCB circuitry to protect from moisture and salt. The entire amplifier is a 1 piece die cast heat sink, designed to improve thermal transfer and increase reliability for longer sustained power output.