S2 Neon

S2 Neon is a softphone application to make VoIP calls from mobile phone.

S2 dialer can run smoothly in any version of android phone

Works In Lowbandwidth,Low Data Consumption,

Codec Support: Supports G729, G711, GSM and AMR codecs

IP Traversal: Runs behind NAT and on private IP

Protocol: Session Initiation Protocol

Compatibility with All softswitches