911 guardian phone set * No monitoring fees service charges or contracts ever * Talk directly through your pendant to 911 Emergency Operator at the push of a button * Complete coverage in and around your home * The world's only 2-way Emergency Pendant Communicator * 24 Hour 7 Days a Week Emergency Protection * Maximum range: 600 feet * 1 year Limited Warranty * Unit measures 3 1/8 L x 1 7/8 W x ó thick * An antenna is on the side measuring 1 7/8 x ó with a diameter of 7/16 . * Pendant is water resistant can be used in the shower but not in the tub. * Easy to use system check that tests both system and battery functions. * Voice prompts are heard during system check and battery tests. * Duplex jack(included) allows a second phone to share the same phone outlet. * Powers off automatically after several minutes of inactivity. * Perfect for senior citizens caregivers children or anyone home alone. * Installs in minutes No tools required. *