The HELIX AMPLIFY 204 X-OVER is a compact four-channel Class D amplifier from the AMPLIFY 2-Series designed for fullrange car audio applications. It offers four fully bridgeable outputs, high efficiency, a removable top cover for protected connections and a compact footprint for flexible installation.

The X-OVER variant includes an integrated active crossover with adjustable highpass and lowpass filters, switchable highlevel and RCA inputs with up to 16 V sensitivity, ADEP.3 compatibility for factory headunit integration, DirectDSP bypass, start-stop capability and power ratings of 4 x 100 W RMS at 4 Ohms, 4 x 190 W RMS at 2 Ohms and 2 x 380 W RMS bridged at 4 Ohms.