Handheld and mobile digital electronic devices for the sending and receiving of telephone calls, faxes, electronic mail, video, instant messaging, music, pictures, audiovisual and other multimedia works, and other digital data, for use as a digital format audio player and gaming device, for use as a handheld computer, personal digital assistant, electronic organizer, electronic notepad, and digital camera, and for use as a remote control for thermostats, televisions, audio equipment, vehicles, servers, medical devices, and alarms, and remote monitoring device for monitoring services connected over radio frequencies, wireless personal area networks, wireless local area network wireless displays, local area networks and wide area networks