Telecommunications apparatus and equipment, namely, telephones, mobile telephones, modems, voice over internet protocol (VoIP) phone adapters, ethernet transceivers, cables, receivers, adapters, switches and controllers, and telecommunications base station equipment for cellular and fixed networking and communications applications; equipment, namely, handsets and headphones for voice over internet protocol (VoIP) and internet based voice, data and video communications; modems, routers, adapte...