The new personal assistance voice dialer ii the easiest way to keep your independence! just press the panic button and help is on the way! - instantly calls up to 30 people & plays your personalized emergency message. When a call is received press 0 and open the full 2-way communication through the built in speakerphone from several rooms away. - Pacemaker safe - waterproof (shower or bathe with it)- amplified volume up to 40dB - amplified ringer up to 90dB - 100-150 foot range - never pay a monitoring fee! no monthly fees! Telephone and caller id features: - FSK/DTMF emergency talking caller id speakerphone. The system speaks the phone number when a call comes in. - Up to 64 message memories - wall mountable - capable of dialing a 22 digit telephone number. - 16 Digits of name display - big buttons for dialing. - Talking buttons - built-in phonebook with up to 30 memories - real time clock display - 3 one-touch dialing buttons on base console (SOS, M1 and 911) - 5 levels of LCD contrast adjustment. - Flash time: 100/300/600ms selectable - tone/pulse selectable - battery backup for up to 12 hours - in-use indicator - low & no battery indicator (4 x AA alkaline batteries - not included) - ringer volume control. - Ringer light - (flashing light lets you see that the phone is ringing) - handset volume control (adjust the volume up or down) - speakerphone volume control (slide control to set the speakerphone volume up to 40dB) - LCD back light (allows you to see the screen even in total darkness) - external power: DC 9V 300mA adapter (included) - panic button frequency: 433.92 MHz (will not interfere with any other electronics or pacemaker) - panic button range: 100-150 feet from base (depending on environment) - panic button battery: 23A 12V alkaline battery (included) - pro (program) on/off switch control (protects unit from being reprogrammed accidentally) - answer incoming calls through the speakerphone by pressing the panic button.