The ESP32-CAM-MB uses a USB interface, providing a convenient and reliable connection, making it practical for various IoT hardware applications. It utilizes a 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 8MB PSRAM. Supports UART/SPI/I2C/PWM/ADC/DAC and other interfaces. Supports OV2640 and OV7670 cameras, built-in flash memory. Supports image WiFI upload. Supports TF card. Supports multiple sleep modes. Embedded Lwip and FreeRTOS. Supports STA/AP/STA+AP working mode. Supports Smart Config/AirKiss one-click network configuration. Supports secondary development. 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 standards Supports interface (2Mbps): UART, SPI, I2C, PWM Supports 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 Output format: JPEG (OV2640 support only), BMP, GRAYSCALE Package: DIP-16 Transmission: 802.11b: 17 +/- 2dBm (@11Mbps) 802.11g: 14 +/- 2dBm (@54Mbps) 802.11n: 13 +/- 2dBm (@MCS7) Receiving sensitivity: CCK, 1Mbps: -90dBm CCK, 11Mbps: -85dBm 6Mbps(1/2BPSK): -88dBm 54Mbps(3/464-QAM): -70dBm MCS7 (65Mbps, 72.2Mbps): -67dBm Consumption: turn off the flash: 180mA@5V Turn on the flash and adjust the brightness to maximum: 310mA@5V Deep sleep: The lowest consumption can reach 6mA@5V Moderm-sleep: the lowest can reach 20mA@5V Light-sleep: the lowest can reach 6.7mA@5VSecurity: WPA/WPA2/WPA2-Enterprise/WPS Working temperature: -20 Celsius~ 70 Celsius Storage environment: -40 Celsius~ 125 Celsius, less than 90%RH Colour: black Material: plastic Package Contents:1 * ESP32-CAM Module(with Camera Module OV2640 )1 * Base Only the above package content, other products are not included. Note: Light shooting 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.