9 Modular electronic controllers for audio mixers, audio equipment, stage lighting, visual equipment; audio mixers; audio equipment, namely, surround sound systems, recording and playing devices for sound carriers, electric effects units for musical instruments, loudspeakers, subwoofers, audio amplifiers, signal processor for audio speakers, audio equalizer apparatus, audio circuits boards, limiters and compressors, electric audio playback units with lights and speakers, audio dubbing apparatus; sound recording carriers, namely, blank magnetic data carriers, blank CD-ROM for sound recording, prerecorded magnetic data carriers featuring music; audio mixing console composed of audio mixers and audio signal processors; audio circuit boards; computer software for controlling the operation of audio, video and light devices; carrying cases adapted for electronic controllers for audio mixers, audio equipment, interfaces for computers, visual equipment; motion sensors for security lights; light switches; stage lighting regulators in the nature of lighting controls; interfaces, namely, audio interfaces, electronic display interfaces, interfaces for computers; computer peripheral devices, namely, control surfaces for controlling digital audio workstations and other digital audio applications, keyboards, joysticks for use with computers, other than for video games, input devices for computer hardware and electronic instruments, namely, jog wheels, keyboards; audio interfaces; computer software for use in database management, word processing, use as a spreadsheet, use as a media player, photo editing, video editing, use in graphic art, music recording, use in digital audio workstation, use in music sequencing, video gaming, use in simulation games, use in computer graphics, use in software and hardware engineering, web browsing; interface cards for computer and for data processing apparatus in the form of printed circuits; light-emitting electronic pointers