2X ESP32-CAM WiFi + Bluetooth Module Camera Module Development Board ESP32 with Camera Module OV2640 2MP for Arduino1 Features: Using low-power dual-core 32-bit CPU, which can be used as an application processor. The main frequency is up to 240MHz, and the computing power is up to 600 DMIPS Built-in 520 KB SRAM, external 4MB PSRAM Support UART/SPI/I2C/PWM/ADC/DAC and other interfaces Support OV2640 and OV7670 cameras, built-in flash Parameters: Working voltage: 4.75-5.25V SPIFlash: Default 32Mbit RAM: Internal 520KB + external 8MB PSRAM Wi-Fi: 802.11b/g/n/e/i Bluetooth: Bluetooth 4.2BR/EDR and BLE standard Support interface (2Mbps): UART, SPI, I2C, PWM Support TF card: maximum support 4G IO port: 9 Serial port rate: default 115200bps Spectrum range: 2400 ~2483.5MHz Antenna form: onboard PCB antenna, gain 2dBi Image output format: JPEG (only OV2640 support), BMP, GRAYSCALE Material: PCB board colour: as shown Package Contents: 2 x bottom plate 2 x antenna 2 x ESP32-CAM 2 x camera Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.