OMNITRONIC DJP-604 is a four-channel Class D power amplifier in a compact 9.5-inch desktop console housing. It delivers 4 × 150 W RMS at 4 ohms and 4 × 80 W RMS at 8 ohms, with a frequency response of 20–20,000 Hz and an S/N ratio above 105 dB. The unit provides level control per channel, linkable inputs, screw-terminal line inputs and speaker outputs, protection against short circuits, overheating, overload, VHF and DC voltage, and mounting options for rack or wall installation.