Major features
- Each panel has 4/2 lines
- Provides analog recording ports, supporting mixed B1, B2 recording and individual recording (patch wire setup)
- Supports our company's existing dedicated dispatch terminals
- Implementes overcurrent and overvoltage protection on the power line panel via overcurrent and overvoltage protection components, in accordance with the requirements of Chapter 18.3 in the "General Code of Telephone Exchange Equipment of the Ministry of Post and Telecommunications - YDN 065-1997"
- Supports primary and redundant connection ports
- Supports online software upgrades