HK LINEAR-SUB-4000 2400 Watt 2 x 18" Passive Subwoofer

LINEAR SUB 4000 is a powerful 18? dual vented bandpass subwoofer. It is compatible with all LINEAR 5 full-range speakers and mid/high units and delivers an impressively powerful low-frequency response from 30 to 100 Hertz. The subwoofer is the recommended extension to the LINEAR 5 LTS long-throw powerhouse. It can be used as a subwoofer extension to the existing LINEAR SUB 2000, delivering powerful low bass with optional frequency separation. Filter presets for Lab.Gruppen IPD and PLM 12K44 controllers are available.