Mackie
Mackie CR-X Series, 8-Inch Multimedia 200w Subwoofer with Professional Studio-Quality Sound, Bluetooth and Desktop Volume Control (CR8S-XBT)
KRK
KRK S8.4 S8 Generation 4 8" 109 Watt Powered Studio Subwoofer
Rockville
Rockville Rock Shaker 8" Inch Black 400w Powered Home Theater Subwoofer Sub
Pioneer
PIONEER TS-WX1210AM - Powerful 12-inch Active Subwoofer with Built-in Amplifier, 1300 Watts Peak Power, and Compact Design for Deep Bass
H YANKA
HYANKA SODA-08ASW 400W 8 Inch Compact Underseat Car Subwoofer with Built-in Amp, Slim Powered Subwoofer for Car/Truck/Jeep Audio
JBL
JBL Basspro SL2 - Powered Under seat subwoofer System
Alpine
Alpine Electronics pwe-s8 Restyle Compact Powered 8-Inch Subwoofer
Audioengine
Audioengine S8 Powered Home Subwoofer Speaker - 250W 8-inch Subwoofer with Built-in Amplifier for Home Audio
Rockford Fosgate
Rockford Fosgate P300-8P Punch 8" 300W Powered Ported Subwoofer Enclosure System