What's in the box:

1 x 1632M-A KSU main Unit

1 x 408E-A1 4CO 8EXT Expansion Card

1 x 008E-A1 8EXT Expansion Card

2 x 24TXH-A-TEL (B) 24-Keys Hybrid Display Keyphone

12 x AT-40(B) Single Line Telephone

NEC Keyphone SL1000 (Package 824 2+12)

This package supports 8 incoming lines & 24 extensions telephones

1. Maximum System Capacity - 230 Ports with PRI Interface
2. Expandable up to 48 Trunks + 128 Extensions
3. Digital Architecture - Non Blocking Intercom Patch
4. IP Enable - H.323 & SIP
5. Support PRI
6. Support BRI
7. Support SIP Trunk
8. Support NEC IP-Phone
9. Support NAPT (Install remote NEC IP Phone without Fixed IP Address)
10. Support 3rd party SIP Phone
11. Hybrid System
12. Built-in Door Phone Interface & Door Opener
13. Built-in External Music On-Hold Interface & Back Ground Music Interface
14. Built-in External Paging Interface
15. Built-in TWO (2) Simplified Channel Auto-Attendant

1 year warranty.