KMT218 is much more than a standard dual 18" powered subwoofer. The amplifier mounted on board is Class D, delivering 2 x 2399 W at 4 Ohm. All DSP functions, including EQ can be controlled with remote managing software via USB or RS485 on a standard XLR. To optimize performance, the onboard DSP includes presets to drive K-array speakers. The rear panel provides input for a balanced line signal, a balanced microphone signal with phantom power and digital signals in AES/EBU protocol and also on an XLR for ease of cabling.