The AlertMaster AMBX Baby Monitor is a wireless transmitter that provides alerts to the sound of a childs cries. Adjust the sensitivity dial and place the monitor near the baby or child. It becomes activated after five seconds of sound.- - Optional accessory to the AlertMaster 6000 Notification System- Can be used independently with only a AlertMaster Receiver- - Battery Operated (9-volt battery included)- 1-year warranty
