IP Phone is a phone set that enable users to take full advantage of the broadband line as it supports VoIP / VoB calls. IP Phones are used in conjunction with the IP PBX to enable users to accept as well as make VoB and PSTN calls.

An IP phone can be perceived as a normal analog phone with an inbuilt ATA. Hence, with use of an IP Phone, there is no need for the ATA device.

Wireless IP Phone proposed here is SIP compliant. It allows for the integration of the IP and telephone networks. This wireless IP phone by Hitachi can be viewed as a mobile phone. Calls can be made via the internet at any place with available access points.