Capacity:
1) Card Expandable Structure 

2) From 8,to 16 CO lines
From 32 to 128 Extensions  

3) Has 8 ports in per CO line or extension card  

Main Functions: 

1.   KTS & SLT compatible, plug and play 

2.   Call management software  

3.   Caller ID transferred 

4.   Auto Fax detect 

5.   Least cost routing 

6.   Personal account 

 7.   IP code access automatically 

8.   Outgoing call class 

9.   Outside ( CO ) Line Duration Time Limit

10.   Various Outside ( CO ) line access mode 

11.   Speed dialing 

12.   Outside caller call extension by one touch 

13.   Executive busy override 

14.   Hot line ( call operator by off-hook only) 

15.   Extension password 

16.   Busy transferred

17.   Unconditional Transferred 

18.   Call Transferred to Secretary

19.   Do Not Disturb(DND) 

20.   Day and Night service 

21.   Operator attendant 

22.   Auto attendant 

23.   Extension ring by turns 

24.   Party Conference ( between 2exts & 1C.O ) 

25.   Party Conference ( among 3 extensions) 

26.   One touch call operator 

27.   Ringback on busy ( when Ext.becomes free) 

28.   Call picked up by non-ring extension 

29.   External music on hold socket 

30.   Monitor voice record 

31.   Remote program 

32.   Extension number assignable  

33.   Eight ringing extensions assignable 

34.   Broadcast 

35.   Twin routes 3 section OGM (DISA),total 60seconds 

36.   Self-extension number confirmation 

37.   Pulse and tone mode setting 

38.   Polarity Reverse Detection (for billing) 

39.   Support backup battery  

40.   Voice prompt for function setting 

41.   Card expandable structure  Note: Only version 2.0 TC-2000DK has personal account  function. Packing:

Inner packing:
Plastic cases and color boxes
Dimensions: 53×44×19  cm
Outer packing:
2pcs/ctn
Carton dimensions: 55×41×56cm
Weight:  23kg - 27kg