ITEM NAME:ESP32 Development Board 2.4 GHz WiFi + Bluetooth Dual Core Internet Develoment Description: ESP32 Development Board 2.4GHz Dual Mode WiFi + Bluetooth Development Board. This module is safe, reliable and scalable to a variety of applications. With 38 pins, and has more features than a 30 pins module. Supports LWIP protocol, Freertos Supports three modes: AP, STA and AP + STA. Specification: Size: approx. 57x28x20mm/2.24x1.10x0.79inch Package Includes: 1 Piece ESP32 Development Board SKU: 0014188173021447.People always bought together with. Supports three modes: AP, STA and AP + STA. SKU: 0014188173021447. Supports LWIP protocol, Freertos.