9
telecommunications equipment, namely, digital telephone switches and switching systems, add-on frames, line cards and circuit boards for telecommunications service providers; transport products, namely, intelligent multiplexers, protection switches, mini-repeater housings, frame controllers, asynchronous and fractional data cards, microwave and millimeterwave radio equipment and modems; telecommunications and cable system access products, namely, digital loop carriers, telemetry equipment, modems and wireless local loop equipment, namely, antenna and radio port control units; pay telephones, and related pay telephone products, namely, stainless steel and custom logo vault doors, handsets and volume amplifiers
37
Design, manufacturing, sale, installation, testing, and maintenance of (a) switching products, namely, digital telephone switches and switching systems, add-on frames, line cards and circuit boards for telecommunications service providers; (b) transport products, namely, intelligent multiplexers, protection switching equipment, mini-repeater housings, frame controllers, asynchronous and fractional data cards, microwave and millimeterwave radio equipment and modems; (c) telecommunications and cable system access products, namely digital loop carriers, telemetry equipment, modems and wireless local loop equipment, namely antenna and radio port control units; refurbishment and upgrade of pay telephone units, and refurbishment, upgrade, repair and maintenance of related pay telephone products, namely, stainless steel and custom logo vault doors, handsets and volume amplifiers