Meters, multi-meters, battery testers, all for indicating a range of, or characteristics of, signals including power, acoustical and optical signals; equipment for testing and controlling the transmission of and reception of acoustical and optical signals; video switcher, electric controllers, pan-tilt heads, video multiplexer, time-Iaps video recorders, video quad processor, video motion detectors, electronic alarm sirens, heat sensor, smoke detectors, glass break detectors, vibration detectors, infrared detectors, infrared motion detectors, audio piezzo transducer, piezzo buzzer, camera switchers, colour monitors, thin film transistor active matrix liquid crystal display colour monitor, plasma screen, black and white monitors, closed circuit television black and white cameras, video television modulators, camera transmitter, closed circuit television colour camera modules, closed circuit television colour cameras, camera dummies, closed circuit television black and white cameras, wireless alarm centrals, alarm system sets, infrared reflection light barrier, code keypads, alarm centrals.

Photographic, film, radio and television apparatus, namely: film projector, slide projector, television sets, video recorders, receivers, tuners, car radios, car televisions; telecommunication equipment, namely: telephone dialing units, telephone wall sockets, telephone junction boxes, integrated services digital network Y-adapter, integrated services digital network wall sockets, telephone extension cables, wired and wireless telephones.

Electric special effect apparatus for stages, discotheques and theatres; electric mist generators, screen monitors, compact disc players, minidisk players, digital versatile disk players, audio recording and reproduction equipment for processing and reproduction data-reduced audio signals; musical electronics and video electronics apparatus, namely: amplifiers, sound analyzer; accessories for musical instruments, namely instrument tuners, head sets, loudspeaker chassis, separating filters for loudspeakers, loudspeaker boxes, loudspeaker boxes mounted on rollers, projectors, power amplifiers, audio and video mixers, apparatus for audio and video effects, namely: noise squelches, signal compressors, volume limiters, equipment for generating special effect lighting, light effect mixers, and light effect power amplifier modules; computers and peripherals; computer software for loudspeaker testing, sound analyzing, music recording and editing, sound studios; audio compact discs; data stored on data carriers, namely, audio, video and MIDI (Musical Instrument Digital Interface) signals stored in samplers and in MPEG files, and libraries for indexing, searching and manipulating the stored data, such as for the creation of play lists; electric cash registers, printing cash registers, supports and stands for all of the above; electric connecting cables; optical wave guides; distribution boxes for electric control, audio and video signals as well as for low and high voltage; connecting cables for light units and cables for the processing of light, audio and video signals; power supplies, power distribution units, namely multiple mains socket outlets and connectors, accessories for the above mentioned goods, namely, housings, cleaning cassettes for audio and video equipment, cleaning brushes for records, protective camera housings, cable storage containers, batteries, accumulators and the corresponding recharging units, adapted racks and trolleys mounted on rollers for electronic equipment.

Electric automobile equipment, namely: car boosters, power capacitors, passive and electronic crossover networks, engine noise filters, navigation systems, namely, global positioning systems and accessories, namely, antennas, receivers, thin film transistor active matrix liquid crystal display colour monitors, black and white monitors, colour monitors; car compact disc changers, car televisions, car telephones, holders for fuses, distributors, connecting terminals.

Supports and tripods for microphones, for loudspeakers and for electronic equipment; guitar microphones; sound pick-up systems, namely piezzo electrical, dynamical, capacitive-sound transducers, instrument microphones, electro-magnetical and ceramical pick-ups for guitars, universal sound pick-up microphones; amplifiers for guitar and other musical instruments, portable or mounted on roller.

Electrical components, namely: flashing light-emitting diodes; miniature light-emitting diodes, dual light-emitting diodes; snap-in light-emitting diodes; electric plug connectors, switches, transformers, slide switches, miniature slide switches, rocker switches, miniature rocker switches, toggle switches, miniature toggle switches, push switches, miniature push switches, momentary push switches, miniature momentary push switches, foot switches, miniature foot switches, rotary switches, rotary switches in steps, illuminated push switches, switches and momentary action buttons with light-emitting diodes, potentiometers for mono and stereo in linear and logarithmic with and without clicks, relays and miniature relays for DC/AC, fuses, fuse holder and flexible safety cover, cable fuse holder, automatic reset-circuit breaker, panel meters, signaling bulbs, phono connectors, phono chassis jacks, connector series latch, rubber plugs and jacks, 6.3mm mono and stereo plugs and jacks, 3.5mm mono and stereo plugs and inline jacks, radio frequency plugs and jacks, multiplug and inline jacks, farad standard connectors, German industrial standard plugs and jacks, adapters for all the above mentioned; light projectors; scanners; kaleidoscope; stroboscope; computerized controllers for lighting units; computer controlled light mixers; light control mixers and parts thereof.

Electronic effect apparatus for musical instruments, namely electronic equipment to modify and change audio signals, effect pedals, bass flanger, stereo flanger, chorus, stereo chorus, noise gate, reverb, limiter, feedback suppressor, amp modeling, digital delay, tube sound, bass distortion, phaser, parametric-equalizer, overdrive, octave sound, metal master, distortion effect, bass compressor, compressor, stereo- analog-delay, MIDI-processor, sound effect assistants for musical instruments, electronic sound effect assistants for musical instruments; adjustable sound controller pedals for musical instruments to modify and change audio signals, such as auto and manual wah wah, tube drive and fuzz; musical electronics apparatus, namely, dynamic processors, mainframes, effect processors, multi-effect processors, suppressor and parametric equalizers, multifunction feedback suppressors, compressor and leveler and loudness maximizer surround processors, ultra-linear sample rate and format converters and jitter removers, 8-channel tube interfaces, 4-band parametric tube equalizers, interactive tube dynamic processors, tube microphone and line preamplifiers, tube multiband sound enhancement amplifiers, expanders, enhancers, digital sub-harmonic synthesizers with limiter, multiband audio devices, stereo three dimensional processors with correlation meter, multiband sound enhancement devices; electronic synthesizers, computer keyboards.

Musical instruments, namely, guitars, flutes, horns, drums, drum-sets, harps, violins, trumpets, pianos, organs, basses, double basses, harmonicas, accordions, triangles, castanets, xylophones, transverse flutes, oboes, tambourines, violas, trombones, saxophones, clarinets, ukuleles, banjoes, percussions, bassoons, electronic musical keyboards, electric guitars, electrical bass guitars, electronic drums; guitar strings; supports and tripods; parts and accessories, namely, musical instruments stands, musical keyboard stands, carrying cases for musical instrument and musical keyboards, wall brackets for guitars, piano thrones, drum thrones.

Designing, developing, writing and producing of flash cards, that is, double-sided, printed question and answer cardboard or plastic cards for various professional accreditation programs, such as financial, medical, insurance and the trades, which are used as an academic study tool to aid in passing industry exams.

Supply and sale of flash cards, that is, double-sided, printed question and answer cardboard or plastic cards for various professional accreditation programs.