Adjustable Filter Amplifier DS18 - X4 Ultra Compact Class D 4-Channel Car Amplifier 1400 Watts Max Fosi Amplifier Fits in most tight spaces and a high power per size ratio. The X2 delivers an astonishing amount of power for its compact size, making it an exceptionally versatile amplifier suitable for a wide range of applications. DS18's X2 unleashes an astonishing output of 140W RMS x 2 channels at 4 ohms Two and four ohm stable pumping out 140 watts RMS at 4 ohms per channel or 230 watts RMS at 2 ohms per channel. Explore the DS18 X2 Amplifier: A compact yet powerful 2-channel Class D amplifier delivering up to 230W RMS per channel. Perfect for custom builds, it offers versatility, reliability, and precision with adjustable filters for a tailored audio experience Huge power for such a small size giving it high versatility in applications in which it can be used. DS18 ION700.2D 2-Channel Compact Amplifier - Factory Direct Car Audio Easily adjustable filters making tuning for mids or tweeters easy.