WALL OF SOUND
Apparatus for enhancing, processing, amplifying, transmitting, compressing, recording, reproducing, or mixing sound, for noise suppression and cancellation of sound, for audio equalization of, tuning, normalizing or conditioning sound, for sound effects, surround sound, sound expansion, bass enhancement, bass virtualization, high frequency range extension, high frequency enhancement, or compressed audio quality improvement, the apparatus including speakers, headphones, sub-woofers, tweeters, ...
Abandoned · January 25, 2015 · 86513614 ·