Product description:
1. The outside threats allelic dial-up function:
2. Before a long full elastic coding function:
3. The deposit real-time control functions:
4. Outside busy waiting to send music function:
5. To work voice and extension level automatic switch function:
6. Outside threats conference call function:
7. When the extension is busy outside switching speed provide hurried hang functions:
8. Dial the outside function intelligent routing to select:
9. The perimeter through consultation can be realized through music and waiting for the function:
10. The paint group function:
11. Advance payment function:
12. The deposit time record function:
13. Super long voice function:
14. The radio telephone function:
15. The computer operator prompt standard digital voice function:
16. Transfer security features:
17. Really prevent the thief dozen long-distance function:
18. Exterior line incoming call function in a variety of ways:
19. Back to the switchboard function:
20. Secretary extension functions:
21. The extension out eight grade limit function:
22. The billing function:
23. Strong insert phone:
24. The "IP" automatic send function:
25. The extension for the perimeter function:
26. Smart wake function:
27. Don't disturb function:
28. To remove the function:
29. The relay direct function:
30. Outside threats caller id function:
31. The voice function:
32. The billing system with functions of automatic discount pricing:
33. Password roaming function:
34. Never billed loss function:
35. To prevent strong plugged into the function of the forced demolition:
36. Exterior grouping function:
37. Speech function:
38. Multiple access function:
39.witch is equipped:
40. Hotel management interface protocol function:
