esp32 wroom32

1) Xtensa 32-bit LX6 microprocessors
2) 1 Kbit of EFUSE, 256 bits MAC
3) WiFi: 802.11 b/g/n/d/e/i/k/r (802.11n up to 150 Mbps)
4) Bluetooth v4.2 BR/EDR and BLE specification
5) Wi-Fi mode Station/softAP/SoftAP+station/P2P
6) Operating voltate: 2.2-3.6V