ABTO Software provides a customizable flash softphone SDK that can be used for development of support solutions on corporate websites and chats for web portals.

Flash Softphone is a web softphone, that is working in web browser without installation of any specific software. It operates using SIP (Session Initiation Protocol). The Phone is compatible with any SIP server like Asterisk, Free SWITCH and OpenSER. Everything that your client needs is internet connection, speakers and microphone. The Flash Phone users can call each other, to SIP phones, and any landline or mobile phone numbers. Calling to landline and mobile phones requires paid account at third party providers.

Quick facts about Flash SIP SDK:
*Registration on sip servers (including Asterisk)
*Video calls
*Makes and receives sip calls
*Requires server part
*Easily customizable
*Echo test
*DTMF support
*Contact list ready

Available codecs:
*G.711-ALaw
*G.711-muLaw
*G.729A
*iLBC
*H.264