IMPRESSION Digital Communications Systems Comparison

Feature

Impression 24

Impression 48

Impression 72

Impression 224
5-Party Conference

Check Yes

Check Yes

 Check Yes Check Yes
Automatic Routing

Check Yes

 Check Yes Check Yes Check Yes
Call Accounting

Check Yes

 Check Yes Check Yes Check Yes
Dial-By-Name

Check Yes

 Check Yes Check Yes Check Yes
Hunting/Call Distribution

Check Yes

 Check Yes Check Yes Check Yes
Integrated Battery Backup

Check Yes

 Check Yes Check Yes Check Yes
Microsoft™ TAPI Compliant

Check Yes

 Check Yes Check Yes Check Yes
Voice Mail Integration

Check Yes

 Check Yes Check Yes Check Yes
E&M Tie Lines*       Check Yes
ISDN (PRI)       Check Yes
Open Applications Interface       Check Yes
PC-Based Attendant       Check Yes
Remote Diagnostics       Check Yes
T-1 Digital Trunking       Check Yes