ESP32-CAM, OV2640 Camera and ESP32-CAM-MB adapter


C-1 , R-3 , I-4


Product ID: 18848 SKU: iot-18848 Categories: , Tags: , , , , ,

The ESP32-CAM is a small size, low power consumption camera module based on ESP32. It comes with an OV2640 camera and an ESP32-CAM-MB micro usb to serial port adapter.

The ESP32-CAM can be widely used in intelligent IoT applications such as wireless video monitoring, WiFi image upload, QR identification, and so on.


  • Onboard ESP32-S module, supports WiFi + Bluetooth
  • OV2640 camera with flash
  • Onboard TF card slot, supports up to 4G TF card for data storage
  • Supports WiFi video monitoring and WiFi image upload
  • Supports multi sleep modes, deep sleep current as low as 6mA
  • Control interface is accessible via pinheader, easy to be integrated and embedded into user products
  • Comes with ESP32-CAM-MB Micro USB to serial port adapter, adapts CH340 chip, for connecting ESP32-CAN to the PC, no additional converter required


  • WIFI module: ESP-32S
    • Processor: ESP32-D0WD-V3
  • Built-in Flash: 32Mbit
  • RAM: Internal 512KB + External 4M PSRAM
  • Antenna: Onboard PCB antenna
  • WiFi protocol: IEEE 802.11 b/g/n/e/i
  • Bluetooth: Bluetooth 4.2 BR/EDR and BLE
  • WIFI mode: Station / SoftAP / SoftAP+Station
  • Security: WPA/WPA2/WPA2-Enterprise/WPS
  • Output image format: JPEG (OV2640 support only), BMP, GRAYSCALE
  • Supported TF card: up to 4G
  • Peripheral interface: UART/SPI/I2C/PWM
  • IO port: 9
  • UART baudrate rate: default 115200bps
  • Power supply: 5V
  • Transmitting power:
    • 802.11b: 17 ±2dBm(@11Mbps)
    • 802.11g: 14 ±2dBm(@54Mbps)
    • 802.11n: 13 ±2dBm(@HT20,MCS7)
  • Receiving sensitivity:
    • CCK,1Mbps: -90 dBm
    • CCK,11Mbps: -85 dBm
    • 6Mbps(1/2 BPSK): -88 dBm
    • 54Mbps(3/4 64-QAM): -70 dBm
    • HT20,MCS7(65Mbps, 72.2Mbps): -67 dBm
  • Power consumption:
    • Flash off: 180mA@5V
    • Flash on and brightness max: 310mA@5V
    • Deep-Sleep: as low as 6mA@5V
    • Modern-Sleep: as low as 20mA@5V
    • Light-Sleep: as low as 6.7mA@5V
  • Operating temperature: -20 ℃ ~ 85 ℃
  • Storage environment: -40 ℃ ~ 90 ℃, <90%RH
  • Dimensions: 40.5mm x 27mm x 4.5mm


The ESP32-CAM suit for IOT applications such as:

  • Smart home devices image upload
  • Wireless monitoring
  • Intelligent agriculture
  • QR wireless identification
  • facial recognition

What’s on Board

Antenna selection

Change the position of the following resistor to select the antenna to be used:

  • The resistor is at position ① by default and using the onboard antenna. The gain is 2db.
  • If you need to use the external antenna, please modify the resistor to position ② by yourself

ESP32-CAM-MB Adapter




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