Adtran Atlas 800 Quad T1 PRI Module interface cards/adapter

4 x T1 / PRI, 8-pin RJ-48C, 1.544 Mbps An ATLAS 800 Series module providing four interfaces that are independently configurable for T1 or PRI operation.

- Supports Drop/Insert and 1/0 Digital Access Cross-Connect Systems (DACS) applications
- Supports PRI switching applications
- Supports Frame Relay passthrough
- Any T1 or PRI circuit can serve as timing source for system
- Includes four RJ-48 to RJ-48 cables, two RJ-48 to RJ-48 crossover cables, and two RJ-48 to DB-15 adapters