Xorcom 8 FXS Module with I/O Port (License Needed to Unlock)

- 8 analog extensions PLUS I/O ports
- 5 REN ringing generator
- License Needed to Unlock
- Programmable AC impedance
- Up to 6,000 feet line length (1 REN) - 3 REN for 4,000 feet line
- Constant current
- Caller ID support
- MWI (Message Waiting Indicator) support for analog phones
- I/O (Input/Output ports)