Parametric Technology
- Handle the volume can be adjustable
- DTMF/FSK Dual system caller ID ( automatic identification )
- Call number and time of the call record 32 groups
- Outgoing group number group 8 and talk time record
- Real time display of date and week display
- LCD brightness level adjustable 5
- 1-99 hours DND
- 16 ordinary ringtone selection
- FLASH time 90/95/100/120/180/300/600/1000ms
- Hold function built-in music
- Key lock function 4-speed
- Be compatible with our vintelecom PABX / PBX
