Low frequency surface array

Method and a system to adjust the acoustical performance of...

Method and apparatus for a weather proof notification device

Method and apparatus for audio bass enhancement in a...

Method and system for equal acoustics porting

Method of outputting audio signal for the hard-of-hearing...

Mobile communications terminal with flat loudspeaker...

Monitor has tubular loudspeaker reducing CRT's mask vibrations

Multi-channel audio center speaker device

Multimedia personal computer with active noise reduction and pie

Multiple channel speaker system for a portable computer

Multiple voicecoil and driver transducing

Musical bench

Passenger seat with built-in speakers and audio system therefor

Pendent audio player

Personal audio visual system

Personal audio visual system

Platform for attachment to a sound system

Portable audio reproduction system

Portable computer expansion base with enhancement speaker