Specifications Espressif ESP32-WROVER-IB Module :
Model: ESP32-WROVER-IB
Flash Memory: 4Mbit
Wi-Fi Protocols: 802.11 b / g / n ( 802.11n up to 150 Mbps)
Frequency Range: 2.4GHz ~ 2.5GHz
Bluetooth Protocols: Bluetooth v4.2 BR / EDR and BLE features. Class-1, Class-2 and
Class-3 transmitter
Audio: CVSD and SBC
Hardware Module Interfaces: SD card, UART, SPI, SDIO, I2C, LED PWM, Motor PWM,
I2S, IR, pulse counter, GPIO, capacitive touch sensor, ADC, DAC
On-Chip Sensor: Hall sensor
Integrated Crystal: 40MHz crystal
Integrated SPI Flash: 16 MB
Operating Voltage / Power Supply: 3.0V ~ 3.6V
Average Working Current: 80 mA
Minimum Current Powered by Power Supply: 500 mA
Recommended Operating Temperature Range: –40 °C ~ +85 °C