Communicate with Bluetooth 4.0 low-energy devices.
- iOS 5.0+
- macOS 10.10+
- tvOS 9.0+
- watchOS 4.0+
The Core Bluetooth framework provides the classes needed for your apps to communicate with devices that are equipped with Bluetooth low energy wireless technology.
Do not subclass any of the classes of the Core Bluetooth framework. Overriding these classes is unsupported and results in undefined behavior.