Enjoy millions of the latest Android apps, games, music, movies, TV, books, magazines & more. Anytime, anywhere, across your devices.
SIP protocol, great voice quality
Supports OTD with Speedytel PBX
Supports G.729, G.722, GSM, PCMU, PCMA codecs
Supports H.264 video call
Supports Chinese and English
Download apk file for your android phone: googleplaystoreapks.com/category/communication