Medical Alert / Emergency / Hotline Dialer

Works on any analog phone line (PSTN, VOIP) that is FSK or DTMF compatible Telephone line powered Retains programming even if disconnected from phoneline (EEPROM, Non-Volatile memory) Can be programmed using any analog phone It can store any string of digits (0-9, #) Size: 4.2" x 2.5" x 1.1" Weight: 3 ounces Easy to install and program (Comes with do-it-yourself programming instructions)