Product Description
Inter-Tel Axxess 550.2740 T1/E1 PRI Module
The Inter-Tel Axxess 550.2740 T1/E1 PRI Module provides a single DS1 line for connection. The card contains an onboard CSU for circuit protection and auto gain control. The 550.2740 has an optional PRI PAL chip (827.8877) that can be added.
Inter-Tel 550.2740 Features:
- T1 / E1 / PRI Connection
- Single DS1
- Onboard CSU
- OPTIONAL: PRI PAL Chip 827.8877
