Expandable up to 468 ports
RS232C ports
GSM connectivity
ISDN connectivity
PRI connectivity
T1/E1 connectivity
VoIP connectivity
Trunk connectivity
E and M connectivity
Conversation recording
Alternate number dialing
Auto redial
Auto attendant
DISA/DOSA
LCR
15 party conference
100% non-blocking system
PC based digital key phone (DKP)
Automatic route selection
Voice prompts for tones
Flexible numbering
Call budgeting
Web based programming tool
Universal Gateway with Hot swap & LCR feature