jbl gt5 a3001

Hi guys, I've just bought a JBL GT5 A3001 amp together with a Ground Zero GZIW 300X subwoofer. According to JBL the amp is mono. This makes senses since these are the watt ratings of the amp. 175W RMS x 1 channels @ 4 ohms 225W RMS x 1 channels @ 2 ohms 300W RMS x 1 channel @ 1 ohm The...