Audio- and video-receivers; Electronic interconnecters for audio and video signals; Electronic location and immobilization devices installed after purchase for use with vehicles; Keyless entry system and keyless ignition switch system for automotive vehicles comprised of a microprocessor, electronic signal receiver, and keyfob with electronic signal transponder; Mobile hotspot devices; Navigation apparatus for vehicles in the nature of on-board computers; Navigation apparatus for vehicles; Navigational instruments for vehicles; Portable media players; Radios for vehicles; Simulators for the steering and control of vehicles; Telecommunications and data networking hardware, namely, devices for transporting and aggregating voice, data, and video communications across multiple network infrastructures and communications protocols; Vehicle locator and recovery device programmed to use global positioning systems (GPS) and cellular telecommunications; VPN (virtual private network) hardware; WAN (wide area network) hardware