[ Air analysis apparatus; Alarm monitoring systems; Audio-receivers and video-receivers; ] Baby monitors; Camcorders; Cinematographic cameras; [ Computer operating software; Computers; ] Electric door bells; [ Electrical pickups for use with musical instruments; Global positioning system (GPS); LCD monitors for security purposes; ] Photographic cameras; [ Portable and handheld digital electronic devices for recording, organizing, transmitting, manipulating, and reviewing text, data, image, an...