PRI is a digital Line with 30 channels for simultaneous calls within an enterprise, and may be connected to a PABX system for unified office communication
Benefits
PRI offers;
More communication channels to handle calls traffic to the office/enterprise
Personalized business cards for office extensions (use of DIDs)
Better audio quality
Caller Line Identification (CLI)
Direct inward Dialing (DID)
Direct outward Dialing (DoD)
Payment Method: Once off installation fee and monthly standing fees together with monthly usage