- Extension Capacity(Min/Max) 8

- SIM card 1

- Expandability No

- Door Phone Optional

- Door lock opener Optional

- External Broadcasting Interface No

- External Music on Holding Yes

- RS232 Series port No

- Backup Battery Interface No

- Keyphone interface No

- Operator/Auto-attendant Mode Yes

- Operator designation Yes

- Day/Night Mode(Auto) Optional

- Day/Night Mode(Manual) Yes

- Recordable OGM(outgoing messae) Yes

- 20 Seconds Yes

- 50 Seconds Optional

- 60 Seconds Optional

- 90 Seconds Optional

- Internal Music on Holding Yes

- External Music on Holding Yes

- Ringing Assignment(CO-Ext group) Yes

- Ring Identify Yes

- System CRBT Yes

- External Caller ID Yes

- Transfer Caller ID No

- Intercom Caller ID Optional

- Call Transfer Yes

- Call Forwarding Yes

- Outgoing Call Transfer Yes

- CO to CO Transfer Yes

- Call Switch (pickup in conversation) No

- Call Pickup (External call) Yes

- Call Pickup (Internal call) No

- C.O. Line Reservation(Call waiting) Yes

- C.O. Line Booking Yes

- Specific C.O. Line Dialing Yes

- Call All Extensions Yes

- Three Way Conference Yes

- Do Not Disturb Yes

- Auto/Manual Dial-Out Mode Yes

- Internal Hot Line No

- Internal Fast Dialing Optional

- Abbreviated Dialing No

- Auto IP Dialing No

- Private Password No

- Redial in Indirect-dailing-out mode Optional

- Billing Software (include program) No

- Reverse Polarity Signal No

- Alarm clock Optional

-Call Restriction Yes

- Call Duration Control Yes

- C.O. Line&Exts Monitor Yes

- Exts. Groups Yes

- External Line Group No

- Ringing Assignment Yes

- Real Time Clock Optional

- Intelligent Routing(LCR) No

- Flexible coding(change Ext.No.) Yes

- Automatic Ext. Reporting Yes

- Flash Time Choice Yes

- System Password Yes

- Automatic C.O. Line Detection No

- Remote Programming Yes

- Memory Protect while Power off Yes

- Multiple Communications Channel 7

- Fax Detection Yes

- Power Failure Transfer Yes

- Lightning Protection Yes

- Housing Material Plastic

- Normal Transformer Power Yes

- Switch Power No

- Backup Battery Interface No