Monitoring and warning systems and devices, namely, computers, hand-held computers, alarm installations, alarm monitoring systems, alarm sensors, alarms that utilize pressure sensitive pads and light emitting diodes, room occupancy sensors, motion detection sensors, passive infrared sensors, ultrasonic motion detection sensors, radio frequency Identification (RFID) sensors, short-link Ultra High Frequency (UHF) radio data communication enabled sensors, wireless network enabled sensors, smoke ...