Control your thermostat using any touchtone telephone;Calls up to 8 phone numbers to notify of abnormal conditions;24 hour battery backup in event of power failure;Allows you to contact the system using any telephone to receive status reports and listen in to on-site sounds;Dimensions: 2.1 x 7.8 x 8.8

• Sensaphone 800 - Remote Residence Monitoring System

Sensaphone 800 - Remote Residence Monitoring SystemSensaphone