DB Technologies DVA S1521N Active Subwoofer, 21“

 Active single 21” Neodym Subwoofer, Bassreflex Clamshell Design, Birchwood Housing, DigiPro 1500 W/RMS amp,RD Net, PFC.Switchmode-Supply, active X-over with switchable crossover frequency , XLR-Input, XLR-Paralell-Output, Neutrik PowerCon incl. Slave-Out. Blue Wheels can be optionally fitted. 30 – 110 Hz, 139 dB SPL peak. Dimesions: 43.5" x 23" x 29", Weight: 159 lbs The DVA S1521N is a powered 21“ subwoofer housed in a bass reflex enclosure that we tuned for accurate, ultra low-frequency response. It readily integrates into large DVA and DVX Series PA systems as a sub-bass unit or as a stacked subwoofer. Made of durable birch multiplex covered in robust black textured lacquer, the high-quality housing provides six carrying handles, an M20 pole mount, and bushings on the rear panel that accept casters. Pick-points for attaching DRK-10 and DRK-20 harnesses are built into the top panel to enable easy, safe stacking. more » Specifications Technical data