... map format: APK, IGOCamera2.0 MP,frontG-sensorSupport,360 degree menu rotateSlot1*TF card slot,1*SIM card slot,2*USB ... . The three most commonly used buttons of Android system: return\ menu,\home page, but also touch-sensitive switch. From left to ... of it is three Android icon, corresponding to the phone\menu and browser software.And features a row of shortcut buttons ...