Serene SI-CA-BX Centralalert Baby Sound Sensor

- Place it near your baby and when it detects a loud baby sound, it sends a wireless signal to trigger the CA360 to alert you- It monitors the baby sound in real-time, it stops when the baby stops making noise- Visual loudness indicators to help you gauge and set the desired sound sensitivity to minimize false alarms- Advanced Technology: 2.4 Ghz Smart-Code- Operating range: Up to 200ft, open space- actual distance varies according to house construction- Up to 3 Model CA-BX's are supported- Battery type: Two AA size alkaline- Battery life: up to 10 months- Operating temperature: + 10 to +30°CSICABX