ESP32 WROVER Development Board with Battery Slot WiFi bluetooth Connectivity Compact Size for IoT Projects Robotics and

1111MicrosoftInternetExplorer402DocumentNotSpecified7 8 磅Normal0Specifications Hardware SpecificationsDescriptionChipsetESPRESSIF ESP32 WROVER 240MHz Xlensa® single dual core 32 bit LX6 microprocessorFLASHQSPI flash SRAM up to 32 MBSRAM520 kB SRAMKEYreset BOOTSwitchBAT switchPower indicator lampredUSB to TTLCP2104Modular interfaceSD card UART SPI SDIO I2C LED PWM TV PWM I2S IRGPIO capacitor touch sensor ADC DACLNA pre amplifierOn board clock40MHz crystal oscillatorWorking voltage2 3V 3 6VWorking currentabout 40mASleep current1mAWorking temperature range 40℃ 85℃Size91 10mm 32 75mm 19 90mmPower Supply SpecificationsDescriptionPower SupplyUSB 5V 1ACharging current1000mABattery3 7V lithium batteryWi FiDescriptionStandardFCC CE TELEC KCC SRRC NCCProtocol802 11 b g n e i 802 11n speed up to 150Mbps A MPDU and A MSDU polymerization support 0 4uS Protection intervalFrequency range2 4GHz 2 5GHz 2400M 2483 5M Transmit Power22dBmCommunication distance300mBluetoothDescriptionProtocolMeet bluetooth v4 2BR EDR and BLE standardRadio frequencywith 98dBm sensitivity NZIF receiver Class 1 Class 2Class 3 emitter AFHAudio frequencyCVSDSBC audio frequencySoftware specificationDescriptionWi Fi ModeStation SoftAP SoftAP Station P2PSecurity mechanismWPA WPA2 WPA2 Enterprise WPSEncryption TypeAES RSA ECC SHAFirmware upgradeUART download OTA Through network host to download and write firmware Software DevelopmentSupport cloud server development SDK for user firmware dev