Pre-store 3 sets of normal use telephone number, maximum 16 digits
Record voice message such as "help me", maximum 6 seconds
Press panic button on the remote or keypad to auto dial preset number
Two-way communication listen voice message and talk with the phone
Contact distance within 50m in open area
Radio frequency: 433.92MHz
Supplied with AC adapter, telephone cable, splitted socket and one pendant
AC adapter:
Input: 110 to 240V AC
Output: 6V DC
Power backup: 4 x AAA alkaline batteries (not included)
Battery low indicator
Dimension (W x H x D): 120 x 165 x 42mm
Ideal for elderly home, retire center and hospital