【實用通訊app】LetsTak|最夯免費app

LetsTak is a free VoIP audio and video Dialer to make VoIP call from the Android Phones & Tablets. It works over Wi-Fi/3G/4G/EDGE.

LetsTak Dialer support high quality audio & video codecs like, G729, G711a, G711u, g722, VP8, H.263-1998, H.264 etc.

Compatible with any SIP based Softwitch

Connectivity through WIFI/3G/4G/Edge

Login by Your SIP server, SIP user & Password

Outgoing and incoming VoIP calls

Address book integration

Calls History

Loudspeaker

work in background mode

Excellent Voice Quality

Audio Codecs Support, G729, G711a, G711u, G722, AMR & GSM

Vedio Codecs Support, H.263, H.264, VP8

Compatible with Android Phones & Tablets OS version 1.6 and above.

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