public static IObservable <BluetoothDevice> WhenDeviceNameChanged(this IAndroidContext context) => context.WhenDeviceEventReceived(BluetoothDevice.ActionNameChanged);
public static IObservable <BluetoothDevice> WhenBondRequestReceived(this IAndroidContext context) => context.WhenDeviceEventReceived(BluetoothDevice.ActionPairingRequest);