Computer hardware for communicating audio, video and data between computers via a global computer network, wide-area computer networks, and peer-to-peer computer networks; Computer software for controlling the operation of audio and video devices; Consumer electronic products, namely, audio amplifiers, audio speakers, audio receivers, electrical audio and speaker cables and connectors, audio decoders, video decoders, speakers, power conversion devices, power converters, and power inverters; Digital audio and video recorders and players; Distribution amplifiers for audio and video signals; Electronic equipment, namely, transformers, baluns, and cables, all used in connection with computers, computer peripheral devices, televisions, audio-video equipment, closed-circuit TV equipment and telecommunication equipment; Electronic interconnecters for audio and video signals; Electronic scalers for audio and video signals; Electronic switchers for audio and video signals; Interactive multimedia software featuring audio and video information for dentists on the subject of treatments, procedures and alternatives related to dentistry; Matrix switchers for audio and video signals; Transmitters and receivers for audio and video signals for transmission over twisted pair cables

Installation, cleaning, repair and maintenance, electric appliance installation and repair, film projector repair and maintenance, office machines and equipment installation, maintenance and repair. Alarm, lock and safe installation, maintenance and repair, burglar alarm installation and repair, fire alarm installation and repair, repair of security locks, safe maintenance and repair, strong-room maintenance and repair. Computer hardware and telecommunication apparatus installation, maintenance and repair, installation, maintenance and repair of computer hardware, telephone installation and repair. Furniture maintenance and repair, cabinet making repair, furniture maintenance, furniture restoration, upholstering, upholstery repair

Networking of home controls, namely, wireless and wired lighting controls, thermostat and heating controls, rolling shutters and door controls, appliance controls, namely, oven, washer, dryer, refrigerator, dishwasher, lawn and garden irrigation controls, home audio and video controls; Providing computer programming services to customers that enables them to provide video and audio content on their web sites