Velodyne's remarkable DLS-3500R Subwoofer

Velodyne's remarkable DLS-3500R delivers deep, clean bass, using a 160-watt amplifier and advanced circuitry that controls the sub's performance with pinpoint accuracy. The included remote lets you adjust the volume and select from four preset listening modes, so you can dial in the perfect bass settings from the comfort of your favorite chair.

Details:

Bass-reflex design
160-watt RMS amplifier
8" front-firing driver
Frequency response 35-140 Hz (±3dB)
Continuously variable 40-120 Hz low-pass crossover
Stereo line-level input with crossover bypass switch
Stereo line-level output with 80 Hz or 100 Hz high-pass crossover
Speaker-level inputs and outputs with binding post connectors
4-position phase control (0º, 90º, 180º, and 270º)
Volume control
Auto power on/off
Remote control included
12"W x 15-9/16"H x 16-1/4"D
Warranty: 2 years

for more details or want to purchase.... click on this link.
http://www.crutchfield.com/App/Product/Item/Main.aspx?g=12300&i=2323500RB&tp=187

for more Speaker pictures... click this link

http://kanny1986.googlepages.com/professionalspeakers