Ecosmob Technologies has launched a mobile phone (SIP) dialer CosmoFone, which is based on VoIP technology. CosmoFone supports the SIP protocol. It makes communication easy and cost-effective.
Key features of CosmoFone, Mobile Dialer are:
-> Audio Calls -> Video Calls -> Conferencing -> Call Transfer -> Call Hold -> Mute/ Unmute -> Call History -> Last Call Redial -> Phonebook -> Instant Messaging (Chat) -> High quality voice and video -> Audio & Video codec support -> Multiple calls management -> Advanced call statistics -> Bluetooth headset support
Note: Cosmofone is developed fron Linphone(http://www.linphone.org) as base and is licensed under the GNU General Public License (GPL)