Description:
The ESP32 integrates antenna switches, RF baluns, power amplifiers, low-noise amplifiers, filters, and power management modules, resulting in a solution that occupies less printed circuit board area.
2.4 GHz Wi-Fi plus Bluetooth Dual Mode Chip
TSMC's low-power 40nm technology provides excellent power and RF performance, reliability, and easy scalability to a wide range of applications.

Features:
Small footprint. Easy to embed into any product
Powerful functions, support LWIP protocol, freertos
Support three modes: AP, STA, AP + STA coexistence mode
Lua programming, let you develop more simple
Parameters: Chip: ESP32-WROOM-32 (with dual-core LX6 microprocessor)
Main frequency: 240MHz
Memory: 4MB Flash
WiFi standard: IEEE 802.11 b/g/n
Bluetooth version: Bluetooth 4.2 and BLE (Low Power Bluetooth)
I/O ports: 32 GPIO pins in total
Operating voltage: 3.3V
Input voltage range: 5V (powered via Micro USB port) or 7-12V (powered via VIN pin)
Power supply interface: Micro USB interface or VIN pin
Dimensions: approx. 50mm x 25.4mm
Development environment: compatible with Arduino IDE, Lua, MicroPython and other development environments

Products included:
3 X ESP32 ESP-WROOM-32 Module with CP2012 Chip