Specification :

Ext. Caller-ID ( FSK/ DTMF)
DISA with OGM ( 1-CH, 180sec)
Remote Modem ( 90-100 seconds for download)
3-level Automated Attendant ( AA)
PC Programming
Automatic Configuration for Outside ( CO) Line Type
Advanced Hybrid System
Uniform Call Distribution ( UCD)
Call Forwarding
Emergency Call
5-Party Conference
Room Monitor
Station Massage Detail Recording ( SMDR)
Account Code
Toll Restriction
Electronic Station Lock
Limited Call Duration
Battery Beckup Interface ( Built - in)