Detailed Product Description

Compatible with FSK/DTMF caller systems
50 groups incoming memories and 16 groups outgoing memories
Blue LCD; Hands free, Music on hold
16 groups of ringing music
3-way Lock: Lock 0, unlock and full lock (free 110,120,119,112)
5 levels of adjustable LCD luminance
Not disturbing function
Flash time: 90/95/100/180/300/600/1000ms selectable
8-digit Calculator function; 3 groups of alarm clock