Adafruit Bluefruit LE SPI Friend - Bluetooth® Low Energy (BLE)

Add Bluetooth® Low Energy to any project effortlessly with the Adafruit Bluefruit LE SPI Friend. Connect easily using a four-pin SPI interface and a fifth pin for interrupts. Compatible with iOS and Android, this module offers seamless communication via the Nordic UART RX/TX connection.It boasts a robust AT command set to define GATT services, manipulate features, and monitor device metrics like RSSI and die temperature. The versatile module supports roles such as HID Keyboard and BLE Heart Rate Monitor. Over-the-air bootloading keeps the firmware current, ensuring optimal performance.Crafted exclusively by Adafruit, this board's firmware caters to every need, maintaining complete control and continuous updates. Use our free app to prototype swiftly, utilizing color pickers, motion sensors, and game pad controls. Enhance your projects with confidence and reliability.