GPS receivers; GPS navigation device, namely, GPS transmitters; Sensors, namely, motion sensors; Alarms and warning equipment, namely, burglar alarms; Theft prevention apparatus, other than for vehicles, namely, burglar alarms; Electric and electronic security apparatus and instruments, namely, security cameras, personal security alarms; Electronic security systems for home network, namely, security cameras, burglar alarms; Video surveillance systems, namely, security cameras; Audio and visua...