Esp32 Psram Wifi Bluetooth Module Development Board for 18650 Battery
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Location:
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Bob Shop ID:
613474398
Modular interface SD card,UART,SPI,SDIO,I2C,LED PWM,TV PWM,I2S,IRGPIO,capacitor Press sensor,ADC,Chipset ESPRESSIF-ESP32-WROVER 240MHz Xtensa single-/dual-core 32-bit LX6 microprocessorradio frequency with -98dBm sensitivity NZIF receiver Class-1,Class-2&Class-3 emitter AFHprotocol meet bluetooth v4.2BR/EDR and BLE standardprotocol 802.11 b/g/n/e/i (802.11n,speed up to150Mbps)A-MPDU and A-MSDU polymerization,support 0.4S Protection interval.FLASH QSPI flash/SRAM, up to 4MBSRAM 520 kB SRAMKEY reset,BOOTswitch BAT switchPower indicator lamp redUSB to TTL CP2104working voltage 2.3V-3.6Vworking current about 40mAsleep current 1mAworking temperature range -40 - +85Power Supply SpecificationsPower Supply USB 5V/1Acharging current 1000mAbattery 3.7V lithium batteryWi-Fi DescriptionStandard FCC/CE/TELEC/KCC/SRRC/NCCfrequency range 2.4GHz-2.5GHz(2400M-2483.5M)Transmit Power 22dBmcommunication distance 300mBluetooth Descriptionradio frequency with -98dBm sensitivity NZIF receiver Class-1,Class-2&Class-3 emitter AFHaudio frequency CVSD&SBC audio frequencySoftware specification Descriptionwifi Mode Station/SoftAP/SoftAP+Station/P2Psecurity mechanism WPA/WPA2/WPA2-Enterprise/WPSEncryption Type AES/RSA/ECC/SHAfirmware upgrade UART download/OTA(Through network/host to download and write firmware)Software Development Support cloud server development /SDK for user firmware developmentnetworking protocol IPv4,IPv6,SSL,TCP/UDP/HTTP/FTP/MQTTUser Configuration AT + Instruction set, cloud server, android/iOSappOS FreeRTOSsize: 9 x 2.9 x 3CMMaterial:PCBcolour:blackPackage Contents: 1 x 18650 battery ESP32 WROVER development board2 xPinOnly 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.