CHASE

electronic equipment, namely stereo power amplifiers and speaker systems with built-in power amplifiers; wireless speaker and headphone systems comprising a stereo pair of speakers with built-in radio frequency receivers and amplifiers, with radio frequency transmitter; remote control system comprising a component style control box and keypad controller for use with audio and stereo equipment; multi-channel surround sound decoders for surround encoded movies on videotapes, laserdiscs, and other video programs with such surround encoded signals