LILYGO® TTGO T-Watch-K210 ESP32 Chip AI Face Recognition Programming bluetooth WiFi Module Core PCB Bottom PCB

Hardware Specifications ChipsetESP32 PICO D4 Kendryte K210 RISC V Dualcore 64bit with FPU MAX98357 Audio chipFLASHQSPI flash 16MBSRAM 8MBButtonPower key BootPower Management SystemPMU AXP202RTC ClockPCF8563USB to TTLCP2104Modular interfaceUART SPI I2C PWM I2SOn board clock26MWorking voltage2 7V 3 6VWorking currentabout 70mA 170maWorking temperature range 40℃ 125℃SizeWeight42 72mm 19 87mm 46 43mmAbout60gDisplay 1 54 inch LCD Capacitive 8080 touch screenSensor MPU6050 six axis sensor built in step counting algorithm activity recognition tracking image recognition QVGA VGA voice recognition microphone LensOV2640 2 Million Pixels Adjustable camera lensExtra FunctionPIR Human infrared detection Rear white light The bottom is reserved to extend the design of the steering head and double as a bolt for the LEG0 bricks Adjustable camera lens Flexible bottom removalPower Supply Power input interface5 12VPower SupplyUSB 5V 1ACharging current500mAGPIO port voltage3 3V 1 8V dual voltage operationWi FiStandardFCC CE RED IC TELEC KCC SRRC NCCProtocol802 11 b g n 802 11n speed up to150Mbps A MPDU and A MSDU polymerization support 0 4μS Protection intervalFrequency range2 4GHz 2 5GHz 2400M 2483 5M Transmit Power22dBmCommunication distance300mBluetoothProtocolmeet bluetooth v4 2BR EDR and BLE standardRadio frequencywith 97dBm sensitivity NZIF receiver Class 1 Class 2Class 3 emitter AFHAudio frequencyCVSDSBC audio frequencySoftware specificationWi