IP 300 is two port voip phone which functions like a switch and it supports H.323,SIP,MGCP and IAX with highly compatibility.
Features
highly interoperable^$End users can register low cost calling plan with ITSP (Internet Telephony Service Provider) who provide either services with different VoIP protocols. ^#It is a full-featured VoIP phone^$It supports value added services like call waiting and call transfer. So, it is best suited for corporate users, for expanding corporations looking for extensible, flexible and portable telephone systems.^#
