Siemens Enterprise OpenStage 40 SIP IP-phone is a great solution for people working in the permanent place. This model features a large display and easy setup of various protocols such as TDM, HFA and SIP.
IntelePeer is a leading provider of SIP trunking carrying over 25 billion minutes of traffic annually. Our cloud communications services and SIP trunking make it easy for contact centers and enterprises to connect using IP communications.