# Introduction The Qualcomm® RB3 Gen 2 Development Kit accelerates the creation of high-performance devices for enterprise, industrial, and professional service applications. It simplifies the training and development of machine learning applications. A variety of expansion boards, SDKs, and development tools are available for rapid prototyping and evaluations. This guide details the Qualcomm RB3 Gen 2 Development Kit hardware connectors, DIP switches, and GPIOs. It is a reference for all users. **Introduction to RB3 Gen 2** Last Published: Mar 21, 2025 [Next Topic Hardware overview](https://docs.qualcomm.com/bundle/publicresource/80-70017-251/topics/rb3_hardware_overview.md)