OHM 12″ Full range cabinet LM 12LM 12 LM 12 passive cabinet is designed with a 500 W, 10 woofer and 1 compression driver capable of 132 dB SPL, in a compact lightweight enclosure. with a dispersion of 80 x 50 and frequency response of 68 Hz. The rear cast aluminium connection plate has two 4 pin speakON connectors fitted as standard, one input and one link. The speakON connectors are wired on pins +1 1, with pass through of pins +2 2.