1. WiFi and BLE Dual Mode Module
2. IPEX antenna
3. 4 MB external SPI flash
4. 8 MB external PSRAM
5. 2.4G WiFi and BLE Dual Modex
6. Also available for whole series
        ESP32-WROVER-B is a general-purpose Wi-Fi+BT+BLE MCU module with powerful functions and wide applications, it can be used in low-power sensor networks and extremely demanding tasks ,such as voice coding ,audio streaming and MP3 decoding and so on.
        The ESP32-WROVER-B has two modules ,one is PCB antenna ,the other is IPEX wire, Itis configured with 4 MB SPI flash and 8 MB SPI PSRAM.