{"product_id":"t-call-v1-4-sim800l-esp32-wireless-module-sim-antenna-wifi-bluetooth-development-expand-board-devkit-for-arduino","title":"T-Call V1.4 SIM800L ESP32 Wireless Module SIM Antenna WiFi bluetooth Development Expand Board Devkit for Arduino","description":"\u003cul\u003e\n\u003cli\u003eWiFi: YES\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003e\u003cspan style=\"font-size: 18px;\"\u003eParameter: \u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"background-color: rgb(255, 231, 206);\"\u003e\u003cfont color=\"#ff0000\"\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cb\u003e\u003ca href=\"https:\/\/github.com\/Xinyuan-LinkMejor\/TTGO-T-Call\" target=\"_blank\"\u003e\u0026gt;\u0026gt;\u0026gt;Datasheet: Click here to open\u003c\/a\u003e\u003c\/b\u003e\u003c\/span\u003e\u003cb style=\"font-size: 18px;\"\u003e\u003ca href=\"https:\/\/github.com\/Xinyuan-LinkMejor\/TTGO-T-Call\" target=\"_blank\"\u003e\u0026lt;\u0026lt;\u0026lt;\u003c\/a\u003e\u003c\/b\u003e\u003c\/font\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003e\u0026lt;Hardware Specifications:\u0026gt;\u003c\/b\u003e\u003cbr\u003eChipset: MCURESSIF-MCU32 240MHz Xtensa® single-\/dual-core 32-bit LX6 microprocessor\u003cbr\u003eFLASH: QSPI flash 4MB \/ PSRAM 8MB\u003cbr\u003eSRAM: 520 kB SRAM\u003cbr\u003eButton: Reset\u003cbr\u003eUSB to TTL: CH9102F QFN24 \/ CP2104 \/ CH340K\u003cbr\u003eModular interface: UART、SPI、SDIO、I2C、LED PWM、TV PWM、I2S、IRGPIO、capacitor touch sensor、ADC、DACLNA pre-amplifier\u003cbr\u003eOn-board clock: 40MHz crystal oscillator\u003cbr\u003eWorking voltage: 2.7V-3.6V\u003cbr\u003eWorking current: About 70mA\u003cbr\u003eSleep current: About 1.1mA\u003cbr\u003eSIM card: Only supports Nano SIM card\u003cbr\u003eWorking temperature range: -40℃ ~ +85℃\u003cbr\u003eSize\u0026amp;Weight: 78.83mm*28.92mm*8.06mm(11.77g)\u003cbr\u003e\u003cb\u003e\u0026lt;Power Supply Specifications:\u0026gt;\u003c\/b\u003e\u003cbr\u003ePower Supply: USB 5V\/1A\u003cbr\u003eCharging current: 500mA\u003cbr\u003eBattery: 3.7V lithium battery\u003cbr\u003eJST Connector: 2Pin 1.25mm\u003cbr\u003eUSB: Type-C\u003cbr\u003e\u003cb\u003e\u0026lt;Wi-Fi Description:\u0026gt;\u003c\/b\u003e\u003cbr\u003eStandard: FCC\/CE-RED\/IC\/TELEC\/KCC\/SRRC\/NCC\u003cbr\u003eProtocol: 802.11 b\/g\/n(802.11n，speed up to150Mbps)A-MPDU and A-MSDU polymerization，support 0.4μS Protection interval\u003cbr\u003eFrequency range: 2.4GHz~2.5GHz(2400M~2483.5M)\u003cbr\u003eTransmit Power: 22dBm\u003cbr\u003eCommunication distance: 300m\u003cbr\u003e\u003cb\u003e\u0026lt;bluetooth Description:\u0026gt;\u003c\/b\u003e\u003cbr\u003eProtocol: meet bluetooth v4.2BR\/EDR and BLE standard\u003cbr\u003eRadio frequency: with -97dBm sensitivity NZIF receiver Class-1,Class-2\u0026amp;Class-3 emitter AFH\u003cbr\u003eAudio frequency: CVSD\u0026amp;SBC audio frequency\u003cbr\u003e\u003cb\u003e\u0026lt;Software Specification:\u0026gt;\u003c\/b\u003e\u003cbr\u003eWi-Fi Mode: Station\/SoftAP\/SoftAP+Station\/P2P\u003cbr\u003eSecurity mechanism: WPA\/WPA2\/WPA2-Enterprise\/WPS\u003cbr\u003eEncryption Type: AES\/RSA\/ECC\/SHA\u003cbr\u003eFirmware upgrade: UART download\/OTA（Through network\/host to download and write firmware）\u003cbr\u003eSoftware Development: Support cloud server development \/SDK for user firmware development\u003cbr\u003eNetworking protocol: IPv4、IPv6、SSL、TCP\/UDP\/HTTP\/FTP\/MQTT\u003cbr\u003eUser Configuration: AT + Instruction set, cloud server, android\/iOSapp\u003cbr\u003eOS: FreeRTOS\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003e\u003cspan style=\"font-size: 18px;\"\u003eFeatures:\u003c\/span\u003e\u003c\/b\u003e\u003cbr\u003e1. Versatile Connectivity: Equipped with WiFi and bluetooth, ensuring seamless wireless communication.\u003cbr\u003e2. Reliable Antenna: Built with an FPC antenna for enhanced signal transmission and reception.\u003cbr\u003e3. SIM Card Compatibility: Supports SIM cards, enabling easy access to cellular networks for data transmission.\u003cbr\u003e4. User-friendly Design: Compact and portable module, offering convenience and ease of use.\u003cbr\u003e5. High-Quality Build: Manufactured with precision and attention to detail, ensuring durability and reliability.\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003e\u003cspan style=\"font-size: 18px;\"\u003ePackage Include: \u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e1x T-Call Module Board\u003c\/p\u003e\u003cp\u003e1x Power Cable\u003c\/p\u003e\u003cp\u003e2x Pin\u003c\/p\u003e\u003cp\u003e1x Antenna\u003c\/p\u003e","brand":"ontproduct","offers":[{"title":"Default Title","offer_id":49120000147681,"sku":"BG-2015433","price":26.09,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/79f49261-d2db-437f-9855-e1a74d9b1a8c.jpg?v=1789396409","url":"https:\/\/ontproduct.com\/products\/t-call-v1-4-sim800l-esp32-wireless-module-sim-antenna-wifi-bluetooth-development-expand-board-devkit-for-arduino","provider":"IvySource","version":"1.0","type":"link"}