Why Use Bluetooth BLE vs HID vs SPP vs MFi?
Bluetooth Pairing Modes Bluetooth LE (BLE), SPP, HID are all Bluetooth profiles (sometimes called “pairing modes”). Why use Bluetooth BLE? On iOS there is MFi mode which is SPP with Apple restrictions, so only approved devices can connect to iOS devices. The main usability difference between the Bluetooth BLE & HID/SPP/MFi, is the pairing process. With Bluetooth HID you must pair with the wireless device via host operating system Bluetooth settings app. With BLE, you can directly and immediately connect from the desired app – and MUCH faster. You can use