The TC Sounds LMS Ultra 5400 18" DVC subwoofer uses a combination of sophisticated, patented technology and elegantly executed brute strength to achieve its deserved standing as the loudest, lowest, cleanest mass-produced subwoofer speaker in the world.
LANZAR MAXP84 MAX PRO SMALL ENCLOSURE 4_ SUBWOOFER (8"; 800W)
PIONEER TS-SW2501S2 10" SHALLOW SUBWOOFER WITH 1200 WATTS MAX POWER
PIONEER TS-SW2501S4 10", 1500-WATT SHALLOW SUBWOOFER
LANZAR MAXP104D MAX PRO SMALL ENCLOSURE DUAL 4_ SUBWOOFER (10"; 1,200W)
Get full, bold sound with the RCA RTS669S Sound Base with Subwoofer! With a 2.1 channel system this this base improves tv sound quality with 20 watts of total power. It can support TV's up to 50 lbs! Plus, 3 audio inputs including two RCA L/R and one 3.5mm line in allows you to connect audio devices such as your iPad, iPhone and iPod. It also includes a remote for easy control.
PIONEER TS-W309S4 12" SUBWOOFER WITH SINGLE 4_ VOICE COIL
This is a nice RCA SP9905 Subwoofer. It features 8 Ohm Impedance, 30 Watt Maximum Input, and is Passive.