DS18’s ZR series of amplifiers are guaranteed to supercharge your sound system to deliver brilliant sound and bulky bass frequencies. The ZR series was designed to pump up the bass and help your speakers reach their maximum potential as a part of your sound system. The ZR600.4D offers a surplus of tuning options: Lowpass, Highpass, and Full Frequency Selector Switches, as well as Gain Knob to help tune any song to your frequency. See more

NEVER STOP INNOVATING ATTITUDE - DS18 stands out from other brands with our progressive designs and unwavering commitment to delivering the most technologically up-to-date products on the market. ADJUSTABLE FREQUENCY - The knob for frequency adjustment will help you attenuate your bass with a quick turn of the dial to tune in your bass volume with every song you play. PERFECT POWER - The ZR600.4D is made to deliver 2 x 400W RMS @ 4-Ohms Bridge, 4 x 240W RMS @ 2-Ohms, and 4 x 150W RMS @ 4-Ohms giving you the perfect power for your bass. MAXIMUM POTENCIAL - The ZR series was designed to pump up the bass and help your speakers reach their maximum potential as a part of your sound system. SUPERCHARGE - DS18’s ZR series of amplifiers are guaranteed to supercharge your sound system to deliver brilliant sound and bulky bass frequencies.