2.4 GHz Wi-Fi (802.11 b/g/n) and Bluetooth® 5 (LE) module
Built around ESP32-S3 series of SoCs, Xtensa® dual-core 32-bit LX7 microprocessor
Flash up to 16 MB, PSRAM up to 16 MB
Up to 36 GPIOs, rich set of peripherals
On-board PCB antenna or external antenna connector