... HSDPA/UMTS - 850/1900/2100 MHzTF Cardextension maximal 32GBearphone8 OhmX1Watt,stereo soundApplicationDesktopAndroid desktop main menuWebbrowserGoogle BrowserFlash versionsupport Flash10.1emailMainstream Web Mail ... ,3GP,WAV etc,Signal to Noise>90dbBuilt in speakerHigh quality stereo speakerVideoVideo formatAVI,rm,rmvb,Mkv,WMV,MOV,MP4,H.264 ...