LILYGO TTGO T-Call V1.3 ESP32 Wireless Module GPRS Antenna SIM Cardd

Sold EUR 16,99 Buy It Now, 14 giorni Returns, Garantie client eBay

Seller: flashshop1313 (3.944) 97.4%, Location: Pechino, Ships to: Worldwide, Item: 192995954774 Feature:Hardware Specifications ChipsetESPRESSIF-ESP32 240MHz Xtensa® dual-core 32-bit LX6 microprocessorFLASHQSPI flash 4MB / PSRAM 8MBSRAM 520 kB SRAMButtonResetUSB to TTLCP2104Modular interfaceUART, SPI, SDIO, I2C, LED PWM, TV PWM, I2S, IRGPIO, capacitor touch sensor, ADC, DACLNA pre-amplifierOn-board clock40MHz crystal oscillator Working voltage2.7V-3.6VWorking currentAbout 70mASleep currentAbout 300uASIM cardOnly supports Nano SIM cardWorking temperature range-40℃ ~ +85℃Size&Weight78.83mm*28.92mm*8.06mm(11.77g)Power Supply Specifications Power SupplyUSB 5V/1ACharging current500mABattery3.7V lithium batteryJST Connector2Pin 1.25mmUSBType-CWi-Fi StandardFCC/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 distance300mbluetooth Protocolmeet bluetooth v4.2BR/EDR and BLE standardRadio frequencywith -97dBm sensitivity NZIF receiver Class-1,Class-2&Class-3 emitter AFHAudio frequencyCVSD&SBC audio frequencySoftware specification Wi-Fi ModeStation/SoftAP/SoftAP+Station/P2PSecurity mechanismWPA/WPA2/WPA2-Enterprise/WPSEncryption Type AES/RSA/ECC/SHAFirmware upgradeUART download/OTA(Through network/host to download and write firmware)Software DevelopmentSupport cloud server development /SDK for user firmware developmentNetworking protocolIPv4, IPv6, SSL, TCP/UDP/HTTP/FTP/MQTTUser ConfigurationAT + Instruction set, cloud server, android/iOSappOSFreeRTOSMore Information: includes:1 x T-Call V1.31 x Power cord2 x Pin header1 x GPRS antenna (9cm) Condition: Nuovo, MPN: Non applicabile, Marca: Senza marca/Generico

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