FSK and DTMF dual caller ID system
28 groups of incoming calls
5 groups of outgoing calls, all with 16 digits display
3 one-touch memory
8 normal ringer and 1 VIP ringer
Blue backlight
Auto-redial
Speaker function
Flash time: 1000ms, 600ms, 300ms, or 110ms are selectable
Calculator function
Alarm function
P/T, Ringer volume switch