Australia manufacturers of subwoofer, amplifiers to drive large subwoofer and active crossovers.

US-built subwoofer technologies, innovative cylindrical designs.

Designs and manufactures sub-bass systems for use in two-channel and multi-channel music and multi-channel home theater systems.

Subwoofer manufacturer offering high output bass loudspeaker, via factory direct.

Chicago audio dealer makes integrated satellite/stereo subwoofer.

US manufacturers of a wide range of subwoofers for audio and home theater applications.

Powered subwoofers based on pressure relief guide (PRG) technology.