Fangrui Product Details 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 , External 4mb Psram Support Uart/spi/i2c/pwm/adc/ 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/e/i Bluetooth: Bluetooth 4.2br/ 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: 1 X Bottom Plate 1 X Antenna 1 X Esp32-cam 1 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