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.
Your Call offers unique and innovative plans to free everyone from landlines, and slash their landline and mobile bills. Our platform uses a combination of VOIP, ISDN and GSM technology to take the best out of each network.