installation and maintenance of cabling, wiring, networking and electronic systems for residential and commercial properties, namely, structured wiring products, systems and installation tools and equipment for home and office cabling and wire management, and for connecting telephone, video, surveillance equipment, TVs, speakers, audio equipment, and computer network devices in the nature of distribution hubs, wiring enclosures, wire, speakers, video cameras, accessories

COMPUTERS, SOFTWARE, FIBER OPTIC CABLING, OTHER NETWORK CABLING, NETWORK ELECTRONICS, CONTROL SYSTEMS, CAMERAS AND SURVEILLANCE EQUIPMENT VIA A TOLL-FREE TELEPHONE NUMBER