DID (Direct Inward Dialing) is a method organizations use to route incoming calls to specific PBX systems without an operator.
International number In 160+ countries worldwide. Look like a local from virtually anywhere in the world with an International phone number.
SIP (Session Initiation Protocol) is an intelligent device able to connect the office and the customer without using traditional voice calls.
Allows Customers to connect through various forms of multimedia communications features.