Spectacles; Webcams; Audio receivers; Body cameras; Camera mounts and supports; Cell phone holders for vehicles; Digital audio tape players; Headsets for mobile telephones; Interactive, motion sensitive electronic announcer for recording and playback of an audio message or instruction; Monopods used to take photographs by positioning a smartphone or camera beyond the normal range of the arm; Optical glasses; Security cameras; Selfie sticks; Sensors for determining position, velocity, accelera...