ESP-WROOM-32 Dual Core Development Module ESP32 WiFi Bluetooth ESP-32s

 

ESP-WROOM-32 Dual Core Development Module ESP32 WiFi Bluetooth ESP-32s

Quality Notes:
This is the Premium version of the ESP32 Board that still uses quality components, not the strip-down version of the board whose components are replaced 
to make it cheaper,
but at the expense of reliability.
1. Serial Chip: CP2102 (not CH9102)
2. Main Capacitor: Yellow Tantalum (not Black Tantalum)

ESP32 chip specifications:
+ Cores: Dual
+ Wi-Fi: 2.4 GHz up to 150 Mbits/s
+ Bluetooth: BLE and Legacy Bluetooth
+ It runs 32 bit programs.
+ Clock frequency: up to 240MHz
+ RAM: 512 kB
Peripherals:
+ Hall Effect Sensor
+ Temperature Sensor
+ Capacitive Touch
+ ADCs
+ DACs
+ UART
+ SPI
+ I2C
+ I2S (Integrated Inter-IC Sound)