This is a nice quality Trutech Subwoofer . It features an impedance of 6 ohms.
VELODYNE DPS-10 10" POWERED SUBWOOFER (BLACK LACQUER)
VELODYNE 80-BX10BV Bassmatrix Forward-Firing Subwoofers (10")
If you don't have a subwoofer then your ears don't know what they're missing when it comes to deep bass! Velodyne has a wall-shaking, earth-quaking 400 watts of dynamic power and 170 watts of RMS power. This subwoofer's black vinyl finish is attractive and blends nicley with your other electronic equipment.
VELODYNE VRP-1200 12" REAR PORT SUBWOOFER
VELODYNE DD10 BG 10" 1250-Watt Digital Drive Series Subwoofer (Black)
Velodyne's THX Ultra2 Certified D-15 powered subwoofer has a built-in 'Class D' amplifier that provides a staggering 1,250 watts RMS and 3,000 watts peak power. The 15" forward firing Kevlar-reinforced resin driver has a 12.7" piston diameter, 3" push-pull tandem voice coil, and 24 lb. magnet structure. The DD-15 includes Velodyne's revolutionary Digital Drive...
Big bass doesn't have to mean big hassle if you choose the DEQ15R 750W powered subwoofer. It's the ideal combination of technology and an intuitive interface. It includes a remote control with front-panel feedback, and one-touch Auto-EQ bass correction with an included microphone. It's great bass, made easy.
The DEQ-R Series subwoofers are the ideal combination of technology and an intuitive user interface, and they offer incredible value. Quickly and easily add a powerful, feature-rich subwoofer to your entertainment system. Use the included remote control to maximize the bass in your room from any source, while a clearly visible front LED display instantly confirms your choice. The DEQ-R...
VELODYNE DLS3750RB 10" 185-Watt Dls Series Subwoofer With Remote (Black)