DS18 NXL-X1000.1D 1-Channel Marine Amplifier - 2000W [NXL-X1000.1D]NXL X1000. 1D 1 Channel Marine Amplifier 2000W The DS18 NXL Series was developed for people who want a very small audio footprint that is capable of putting out lots of power and sound in a small and waterproof package. The NXL Series of amps are one of our most efficient lines with great power output all while withstanding the elements. Being a full range amplifier, they can be integrated with and run on subwoofers, mid ranges, and tweeters. The high