HK Audio Linear Sub 1800 A 18 Inch Active Subwoofer 100712581 Plugs directely into XLR audio

Plugs directely into XLR audio input

25" holes evenly spaced for mounting rails inside racks

Microphone type: dynamic

46-Foot Length 12-Inch Width Truss Segment

Blackmagic URSA Gold Battery Plate

HK Audio Linear Sub 1800 A 18 Inch Active Subwoofer 100712581 Plugs directely into XLR audioHK Audio Linear Sub 1800 A 18 Inch Active Subwoofer The LINEAR SUB 1800 A is an 18 bass reflex subwoofer with plenty of low end. Unbridled power, high sound pressure of up to 132 dB and thumping bass all the way down to 38 Hz make this active sub the ideal add on for the LINEAR 3 mid high units when you really need a little more depth and loudness. It can also be used with LINEAR 5 mid high units or as a bass extension to the ELEMENTS BIG BASE system.