{"product_id":"ttgo-t-call-v1-4-esp32-sim800l-wireless-communication-module","title":"TTGO T-Call V1.4 ESP32 SIM800L Wireless Communication Module","description":"\u003cmeta name=\"description\" content=\"Buy TTGO TCall V14 ESP32 SIM800L Wireless Communication Module online in India at best price from The Engineer Store, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n```html\n\u003ch1\u003eTTGO T-Call V1.4 ESP32 SIM800L Wireless Communication Module\u003c\/h1\u003e\n\u003cp\u003eCombine the power of the ESP32 dual-core processor with cellular GSM\/GPRS connectivity in one compact board. The TTGO T-Call V1.4 integrates the SIM800L module, enabling your IoT projects to send SMS, make voice calls, and transmit data over 2G networks - no Wi-Fi required. Available now from The Engineer Store, Bengaluru, with fast shipping, 7-day warranty on manufacturing defects, and dedicated technical support.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain Processor\u003c\/td\u003e\n\u003ctd\u003eESP32 Dual-Core 240 MHz (Xtensa LX6)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCellular Module\u003c\/td\u003e\n\u003ctd\u003eSIM800L Quad-Band GSM\/GPRS (850\/900\/1800\/1900 MHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWi-Fi\u003c\/td\u003e\n\u003ctd\u003e802.11 b\/g\/n (2.4 GHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth\u003c\/td\u003e\n\u003ctd\u003eBluetooth 4.2 BLE + Classic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlash Memory\u003c\/td\u003e\n\u003ctd\u003e4 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePSRAM\u003c\/td\u003e\n\u003ctd\u003e4 MB (HIMEM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSIM Card Slot\u003c\/td\u003e\n\u003ctd\u003eNano-SIM (push-in type)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAntenna\u003c\/td\u003e\n\u003ctd\u003eOnboard IPEX connector for external GSM antenna (antenna included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB Interface\u003c\/td\u003e\n\u003ctd\u003eMicro-USB (CP2104 USB-to-Serial)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e3.3 V logic \/ 5 V USB input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Support\u003c\/td\u003e\n\u003ctd\u003eJST 1.25 mm connector for 3.7 V LiPo with onboard charging (IP5306 PMIC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGPIO Pins\u003c\/td\u003e\n\u003ctd\u003eMultiple GPIOs broken out (I2C, SPI, UART, ADC, DAC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoard Version\u003c\/td\u003e\n\u003ctd\u003eV1.4 (improved power management over V1.3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoard Dimensions\u003c\/td\u003e\n\u003ctd\u003eApprox. 68 x 25 x 10 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgramming\u003c\/td\u003e\n\u003ctd\u003eArduino IDE, PlatformIO, ESP-IDF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eOriginal LILYGO \/ TTGO Authentic Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e7-day warranty on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003eEmail \u0026amp; WhatsApp 24\/7 Technical Support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Connectivity:\u003c\/strong\u003e ESP32 provides Wi-Fi and Bluetooth while the SIM800L adds cellular GSM\/GPRS, giving your project multiple communication pathways for maximum reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSMS, Voice \u0026amp; Data:\u003c\/strong\u003e Send and receive SMS messages, initiate or answer voice calls, and perform HTTP\/MQTT data transfers over the 2G cellular network using AT commands.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved V1.4 Power Design:\u003c\/strong\u003e Features the IP5306 power management IC with a JST battery connector, enabling stable operation on a single 3.7 V LiPo cell with built-in USB charging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNano-SIM Slot:\u003c\/strong\u003e Accepts standard nano-SIM cards from any GSM carrier - simply insert a prepaid or postpaid SIM and start communicating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal GSM Antenna:\u003c\/strong\u003e IPEX antenna connector with included external antenna ensures strong cellular signal reception even in enclosures or remote deployments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull ESP32 Capabilities:\u003c\/strong\u003e Dual-core 240 MHz processor, 4 MB flash, 4 MB PSRAM, and rich peripheral support (I2C, SPI, UART, ADC, DAC, PWM) for complex applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArduino \u0026amp; PlatformIO Compatible:\u003c\/strong\u003e Extensive library support including TinyGSM, making it easy to get started with cellular IoT in minutes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Form Factor:\u003c\/strong\u003e Small enough to embed in portable devices, wearables, or field-deployed sensor nodes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose the TTGO T-Call V1.4?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% Authentic LILYGO Product:\u003c\/strong\u003e Sourced directly from authorized distributors - no clones or counterfeits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-in-One Solution:\u003c\/strong\u003e No need to wire a separate SIM800L breakout to an ESP32 - everything is integrated, tested, and ready to program.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote IoT Without Wi-Fi:\u003c\/strong\u003e Deploy sensors, trackers, and alert systems in locations where Wi-Fi is unavailable - farms, vehicles, remote infrastructure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-5 days shipping:\u003c\/strong\u003e Ships from our Bengaluru warehouse to most locations across India. Same-day delivery available within Bengaluru.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpert Technical Support:\u003c\/strong\u003e Our engineering team helps you with wiring, code, library setup, and troubleshooting - included free with every purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eProject Ideas\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGPS Vehicle Tracker:\u003c\/strong\u003e Pair with a GPS module (NEO-6M) to build a real-time vehicle tracking system that sends location coordinates via SMS or GPRS to a cloud dashboard.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote Weather Station:\u003c\/strong\u003e Deploy temperature, humidity, and rain sensors in agricultural fields and transmit readings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhen will I receive my order?\u003c\/summary\u003e\n\u003cp\u003eProducts ship within 1-5 days from our Bengaluru warehouse. Delivery within 7-8 days to most locations across India.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs technical support available?\u003c\/summary\u003e\n\u003cp\u003eYes, 24\/7 support via email and WhatsApp for setup, troubleshooting, and application guidance.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is your return policy?\u003c\/summary\u003e\n\u003cp\u003e7-day returns on manufacturing defects only. Full refund or replacement. Not applicable for user damage or misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre bulk discounts available?\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing on orders of 10+ units. Contact us via WhatsApp or email for a custom quote.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003ch2\u003eBuy TTGO T-Call V1.4 ESP32 SIM800L Wireless Communication Module Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003eTTGO T-Call V1.4 ESP32 SIM800L Wireless Communication Module\u003c\/strong\u003e online at \u003ca href=\"https:\/\/theengineerstore.in\"\u003eThe Engineer Store\u003c\/a\u003e - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on \u003cstrong\u003eTTGO T-Call V1.4 ESP32 SIM800L Wireless Communication Module\u003c\/strong\u003e with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.\u003c\/p\u003e\n\u003cp\u003eLooking to buy \u003cstrong\u003eTTGO T-Call V1.4 ESP32 SIM800L Wireless Communication Module\u003c\/strong\u003e at the best price in India? The Engineer Store offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":43773705519267,"sku":"TES-EV102383","price":2390.3,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/4479\/7091\/products\/lilygo_ttgo_esp32_dev_module_gprs_sim800l-800x800.jpg?v=1701073968","url":"https:\/\/www.theengineerstore.in\/zh-hant\/products\/ttgo-t-call-v1-4-esp32-sim800l-wireless-communication-module","provider":"The Engineer Store","version":"1.0","type":"link"}