{"product_id":"estardyn-sim800l-4-band-global-gsm-gprs-module-quad-band-sms-data-for-iot-low-power-3-4-4-4v","title":"Estardyn SIM800L 4-Band Global GSM GPRS Module, Quad-Band SMS\/Data for IoT, Low Power 3.4-4.4V","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eApplication\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eComputer\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eEstardyn\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eChoice\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eyes\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCondition\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNew\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eDissipation Power\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e1\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eHigh-concerned chemical\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003enone\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOperating Temperature\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e1\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003ePackage\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eSMD\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eSupply Voltage\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e1\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eType\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eVoltage Regulator\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eis_customized\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eYes\u003c\/span\u003e\u003c\/p\u003e\u003cdiv class=\"detailmodule_html\"\u003e\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:0px 0px 16px;margin-bottom:16px;margin-top:0px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan\u003eWarm prompt: Dear buyer, Our cheapest transportation services Economic category logistics (SunYou Economic Air Mail ,China Post Ordinary Small Packet Plus ) can be traced only befor it arrive your country,please choose Standard category logistics if you want a full tracking info.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan\u003eSim800L is a GSM\/GPRS module. You can send a message, make a call, transfer data though the GPRS or something else.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan\u003eOverview This SIM800l module has a set of TTL level serial interface, a set of power supply interface. Besides, there are a set of antenna interface on this module.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan\u003eThe chip of SIM800L basic features SIM800H is a complete Quad-band GSM\/GPRS solution in a LGA type which can be embedded in the customer Applications: SIM800H support Quad-band 850\/900\/1800\/1900MHz, it can transmit Voice, SMS and data information with low power Consumption: With tiny size of 15.8\u003c\/span\u003e*\u003cspan\u003e17.8\u003c\/span\u003e*\u003cspan\u003e2.4 mm, it can fit into slim and compact demands of customer design. Featuring Bluetooth, FM and Embedded AT, it allows total cost savings and fast time-to-market for customer applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan\u003eGeneral features Quad-band 850\/900\/1800\/1900MHz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eGPRS multi-slot class 12\/10\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eGPRS mobile station class B\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCompliant to GSM phase 2\/2+\u003c\/span\u003e\u003c\/p\u003e\n\u003cul style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px;padding-left:18px;list-style:none' align=\"start\"\u003e\n\u003cli\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eClass 4 (2 W @ 850\/900MHz)\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eClass 1 (1 W @ 1800\/1900MHz)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBluetooth: Compliant with 3.0+EDR\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFM: 76~109MHz worldwide bands with 50 KHz tuning step\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDimensions: 15.8\u003c\/span\u003e*\u003cspan\u003e17.8\u003c\/span\u003e*\u003cspan\u003e2.4mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 1.35g\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eControl via AT commands (3GPP TS 27.007, 27.005 And SIMCOM enhanced AT Commands)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSupply voltage range 3.4 ~ 4.4V\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLow power consumption\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOperation temperature:-40 ~85\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan\u003eSpecifications for GPRS Data GPRS class 12: Max. 85.6 kbps (downlink\/uplink)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePBCCH support\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCoding schemes CS 1, 2, 3, 4\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePPP-stack\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCSD up to 14.4 kbps\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eUSSD\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eNon transparent mode\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan\u003eSpecifications for SMS via GSM\/GPRS Point to point MO and MT\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSMS cell broadcast\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eText and PDU mode\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan\u003eSoftware features 0710 MUX protocol\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eEmbedded TCP\/UDP protocol\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFTP\/HTTP\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMMS\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eE-MAIL\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDTMF\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eJamming Detection\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAudio Record\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eTTS\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eEmbedded AT (optional)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan\u003eSpecifications for voice Triode\u003c\/span\u003e\u003c\/p\u003e\n\u003cul style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px;padding-left:18px;list-style:none' align=\"start\"\u003e\n\u003cli\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eHalf rate (HR)\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eFull rate (FR)\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eEnhanced Full rate (EFR)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAMR\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eHalf rate (HR)\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eFull rate (FR)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHands-free operation\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eEcho suppression\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan\u003eInterfaces 88 LGA pads including:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAnalog audio interface\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eRTC backup\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSerial interface\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eInterface to external SIM 3V\/1.8V\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eGSM Antenna pad\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFM Antenna pad\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBluetooth Antenna pad\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan\u003eCompatibility AT cellular command interface\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan\u003eCertifications (Plan): CE GCF FCC ROHS REACH\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan\u003eThe module Basic features 51 STM32 AVR MCU compatible\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePrototype expand\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThe frequency is 850\/900\/ 1800\/1900 MHz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePower supply range: voltage is 4.6-5.2v; current is 1A or more (the current is very important).\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOperating temperature range: -40 degrees C to +85 C\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCommunication interface: The TTL level serial interface compatible 2.85\/3.3\/5v MCU\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLED: Two led, the Net led and the RING led.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSize:27*39mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSIMCARD: micro SIMCARD holder\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan\u003eThe description of pins:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThe name of pins Description\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e5v Power interface Power the module CONNECT TO DC5v\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eGND\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eVDD TTL UART interface The TTL UART serial interface, you can connect the MCU like 51MCU or ARM or MSP430 directly. The pin of VDD is used to match voltage of the TTL.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSIM_TXD\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSIM_RXD\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eGND if this pin is unused, keep open\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eRST RST the module, if this pin is unused, keep open\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px 0px;margin-bottom:0px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cspan\u003eThe name of pins Description\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e5v Power interface Power the module CONNECT TO DC5v\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eGND\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eVDD TTL UART interface The TTL UART serial interface, you can connect the MCU like 51MCU or ARM or MSP430 directly. The pin of VDD is used to match voltage of the TTL.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSIM_TXD\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSIM_RXD\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eGND if this pin is unused, keep open\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eRST RST the module, if this pin is unused, keep open\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px 0px;margin-bottom:0px;margin-top:16px;margin-left:0px;margin-right:0px' class=\"ds-markdown-paragraph\" align=\"start\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S66814ce95aad4e099a3907102fdf1b6c9.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S9269dfd564e14e16a43a2b06de960d00z.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S0e2c244a60e34d5285adacf3864769f3p.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Yoeruyo","offers":[{"title":"SIM800L Blue 2","offer_id":55506707939627,"sku":"14:350852#SIM800L Blue 2","price":24.6,"currency_code":"USD","in_stock":true},{"title":"SIM800L Blue 1","offer_id":55506707972395,"sku":"14:1202#SIM800L Blue 1","price":26.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/5744\/8747\/files\/Sda5a38fa3f134a48893413e268f0419b7.webp?v=1788936913","url":"https:\/\/yoeruyo.com\/products\/estardyn-sim800l-4-band-global-gsm-gprs-module-quad-band-sms-data-for-iot-low-power-3-4-4-4v","provider":"Yoeruyo","version":"1.0","type":"link"}