This feature is a superset of the feature. The app uses the device's advanced multitouch capabilities for tracking two or more points independently. The app uses the device's basic two-point multitouch capabilities, such as for pinch gestures, but the app does not need to track touches independently. The app uses the Global System for Mobile Communications (GSM) telephony radio system. The app uses 802.11 networking (Wi-Fi) features on the device. Allows applications to open network sockets.Īllows using PowerManager WakeLocks to keep processor from sleeping or screen from dimming.Īllows applications to access information about networks.Īllows applications to access information about Wi-Fi networks.Īllows an application to write to external storage.Īllows an application to read from external storage.Īndroid 4.0、4.0.1、4.0.2 (ICE_CREAM_SANDWICH)