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.
The Model MA65 Subwoofer from Microacoustics is the ideal subwoofer for use with any amplifier with a powered subwoofer output.Perfect for small home theater installations in apartments, dorm rooms,RV's, or any other small living space.
Oxygen Audio SPIRAL380 15 inch. Subwoofer, 330 Watts, 85 oz Magnet (O2 SPIRAL380) (SINGLE PIECE). *Size: 15' subwoofer*Power (WRMS): 330W*Magnet size: 85 OZ*Frequency range: 28HZ/1.2KZ*Sensitivity: 90*1W/1M/2V (dB)