The U-Blox NINA-B111-03B is a Bluetooth Low Energy (BLE) module with antenna pin. It uses a nRF52832 SoC, based on an ARM Cortex-M4F processor, supporting Bluetooth 5.1, Bluetooth Low Energy, and 802.15.1. This stand-alone module features onboard Smart Ready software and an integrated PCB antenna, making it easy to connect with devices and peripherals. It also has ports for an external antenna, making it possible to extend the range and performance during operation. The NINA-B111-03B has an SMD package that allows for easy integration into any existing design. It is well suited for short-range wireless applications such as building automation, asset tracking, smart home, medical, health and fitness, and industrial control.