Type BT/BLE Applications Ideal for device control, data collection, proximity sensing, and industrial automation applications, even in harsh environments On-board modules BL653 - Bluetooth LE module for next-generation industrial IoT from Ezurio Key Features Bluetooth LE v5.4 module powered by Nordic’s nRF52833 Cortex-M4 silicon, features like AoA/AoD and up to 2Mbps coded PHY, compliant with NFC Forum specifications, several interfaces, user interaction, SWD interface for debugging, and more Interface I2C,SPI,UART,USB Feature ClickID Compatibility mikroBUS™ Click board size L (57.15 x 25.4 mm) Input Voltage 3.3V