ESP32 is already integrated with antenna and RF balun, power amplifier, low noise amplifiers, filters, and the power management module.
Specifications:
Processor | Dual-Core Tensilica LX6 Microcontroller |
SRAM | 520 |
WIFI | 802.11 b/g/n |
Flash Memory | 4 MB |
Length (mm) | 6.4 |
Width (mm) | 2.7 |