The EX-4.9i is an all-indoor, carrier-class, multi-service wireless backhaul solution for the licensed 4.9GHz public safety band. Starting at 27Mbps and 2xT1/E1, the system can be upgraded to 55Mbps and 4xT1/E1 connectivity with an optional software key, providing simultaneous data and voice interconnection with encryption capabilities for secure public safety communications.