Headsets for mobile telephones; Headsets for use with computers; Remote controls for motors; Remote cursor controls for computers; Remote video monitoring system consisting primarily of a camera and video monitor for recording and transmitting images to a remote location; Remotely-controlled sub-aquatic video camera containing a TV camera, transmitter, receiver and microphone to record, detect, measure, survey and locate objects underwater; Smart card readers; Smart rings; Smart watches; Smar...