The SIM800L is a GSM module from Simcom that gives any microcontroller GSM functionality, meaning it can connect to the mobile network to receive calls and send and receive text messages, and also connect to the internet using GPRS, TCP, or IP. Another advantage is that the board makes use of existing mobile frequencies, which means it can be used anywhere in the world.

SIM800L Pinout Configuration 

Features and Specifications

Full modem serial port

Two microphone inputs and speaker output

SIM card interface

Supports FM and PWM

Sleep mode with 0.7mA current

Module size: 2.5cmx2.3cm

TTL serial port for serial ports, you can link directly to the microcontroller. No need MAX232

Power module automatically boot, homing network

Onboard signal lights all the way . It flashes slowly when there is a signal, it flashes quickly when there is no signal

DATASHEET

Applications 

Home automation

Emergency systems

Remote sensing

Communication

The following operators are supported:

• Support: "20201","COSMOTE"
• Support: "20205","vodafone"
• Support: "20209","Q-TELECOM"
• Support: "20210","TIM"
• Support: "20404","vodafone"
• Support: "20408","KPN MOBILE"
• Support: "20412","Telfort BV"
• Support: "20416","T-Mobile NL"
• Support: "20420","Orange Nederland NV"
• Support: "20601","PROXIMUS"
• Support: "20610","Mobistar"
• Support: "20620","BASE"
• Support: "20801","Orange F"
• Support: "20810","SFR"
• Support: "20820","BOUYGUES TELECOM"
• Support: "21303","MOBILAND"
• Support: "21401","vodafone"
• Support: "21403","Retevision Movil"
• Support: "21404","XFERA"
• Support: "21407","MOVISTAR"
• Support: "21601","PANNON GSM"
• Support: "21630","T-Mobile H"
• Support: "21670","vodafone"
• Support: "21803","ERONET"
• Support: "21805","Mobilna Srpske"
• Support: "21890","GSMBIH"
• Support: "21901","T-Mobile HR"
• Support: "21910","VIP-NET"
• Support: "22001","MOBTEL"
• Support: "22002","PROMONTE GSM"
• Support: "22003","Telekom Srbija"
• Support: "22004","MONET DOO"
• Support: "22201","TELECOM ITALIA MOBILE"
• Support: "22210","vodafone"
• Support: "22288","Wind Telecom SpA"
• Support: "22299","H3G"
• Support: "22601","CONNEX GSM"
• Support: "22603","Cosmorom SA"
• Support: "22610","ORANGE"
• Support: "22801","SWISS GSM"
• Support: "22802","sunrise"
• Support: "22803","Orange"
• Support: "23001","T-Mobile CZ"
• Support: "23002","EUROTEL PRAHA"
• Support: "23003","OSKAR"
• Support: "23101","Orange SK"
• Support: "23102","EUROTEL GSM"
• Support: "23201","A1"
• Support: "23203","T-Mobile A"
• Support: "23205","one"
• Support: "23207","Tele.Ring"
• Support: "23210", "3 AT"
• Support: "23403","France Telecom Mobile"
• Support: "23410","O2"
• Support: "23415","vodafone"
• Support: "23420","3 UK"
• Support: "23430","T-Mobile"
• Support: "23431","T-Mobile"
• Support: "23432","T-Mobile"
• Support: "23433","ORANGE"
• Support: "23450","JERSEY TELECOMS GSM"
• Support: "23455","Cable & Wireless Guernsey"
• Support: "23458","Pronto GSM"
• Support: "23801","TDC Mobil"
• Support: "23802","SONOFON"
• Support: "23806", "3 DK"
• Support: "23820","TELIA DK"
• Support: "23830","Orange A/S"
• Support: "24001","TELIA MOBILE"
• Support: "24002", "3 SE"
• Support: "24004","Hi3G Access AB"
• Support: "24005"," COMVIQ GSM "
• Support: "24007","Tele2Comviq"
• Support: "24008","vodafone"
• Support: "24010","Swefour AB"
• Support: "24201","TELENOR"
• Support: "24202","NetCom"
• Support: "24403","FINNET"
• Support: "24405","Elisa Corporation"
• Support: "24409","FINNET"
• Support: "24412","FINNET"
• Support: "24414","Alands Mobiltelefon AB"
• Support: "24491","SONERA"
• Support: "24601","OMNITEL"
• Support: "24602","BITE GSM"
• Support: "24603","TELE2"
• Support: "24701","LMT GSM"
• Support: "24702","TELE2"
• Support: "24801","EMT GSM"
• Support: "24802","RADIOLINJA EESTI"
• Support: "24803","TELE2"
• Support: "25001","MTS"
• Support: "25002","MegaFon"
• Support: "25004","SIBCHALLENGE"
• Support: "25005", "SCS-900"
• Support: "25007","SMARTS"
• Support: "25010","DonTeleCom"
• Support: "25011","ORENSOT"
• Support: "25012","Far Eastern Cellular"
• Support: "25013","Kuban-GSM"
• Support: "25015","SMARTS-Ufa"
• Support: "25016","New Telephone Company"
• Support: "25017","ERMAK RMS"
• Support: "25019","BASHCELL"
• Support: "25020","MOTIV"
• Support: "25028","EXTEL"
• Support: "25039","South Ural Cellular"
• Support: "25044","North Caucasian GSM"
• Support: "25092","Primetelephone"
• Support: "25099","Bee Line GSM"
• Support: "25501","UMC"
• Support: "25502","WellCOM"
• Support: "25503","KYIVSTAR"
• Support: "25505","GOLDEN TELECOM"
• Support: "25506","Astelit"
• Support: "25701","VELCOM"
• Support: "25702","MTS"
• Support: "25901","VoXtel SA"
• Support: "25902","MOLDCELL"
• Support: "26001","Plus GSM"
• Support: "26002","Era"
• Support: "26003","IDEA Centertel"
• Support: "26201","D1"
• Support: "26202","vodafone"
• Support: "26203","E-Plus"
• Support: "26207","O2 (Germany)"
• Support: "26208","O2 (Germany)"
• Support: "26213","Mobilcom"
• Support: "26601","GIBTEL"
• Support: "26801","vodafone"
• Support: "26803","OPTIMUS"
• Support: "26806","TMN"
• Support: "27001","LUXGSM"
• Support: "27077","TANGO"
• Support: "27099","VOX.mobile"
• Support: "27201","vodafone"
• Support: "27202","O2 (Ireland) Ltd"
• Support: "27203","METEOR"
• Support: "27401","LANDSSIMINN"
• Support: "27402","Og Vodafone"
• Support: "27403","Og Vodafone"
• Support: "27404","Viking Wireless"
• Support: "27601","AMC MOBIL"
• Support: "27602","Vodafone Albania"
• Support: "27801","Vodafone"
• Support: "27821","go mobile"
• Support: "28001","Cytamobile-Vodafone"
• Support: "28010","Areeba LTD"
• Support: "28201","GEOCELL"
• Support: "28202","MAGTI GSM"
• Support: "28301","ARMGSM"
• Support: "28401","M-TEL GSM"
• Support: "28405","GLOBUL"
• Support: "28601","TURKCELL"
• Support: "28602","TELSIM GSM"
• Support: "28603","AVEA"
• Support: "28604","AYCELL"
• Support: "28801","Faroese Telecom GSM"
• Support: "28802","KALL-GSM"
• Support: "28901","TELE"
• Support: "29340","SI.Mobil"
• Support: "29341","MOBITEL GSM"
• Support: "29370","VEGA"
• Support: "29401","MOBIMAK"
• Support: "29402","MTS AD"
• Support: "29501","FL GSM"
• Support: "29502","Orange FL"
• Support: "29505", "FL1"
• Support: "29577","Tele 2 AG"
• Support: "302370","MICROCELL"
• Support: "302720","Rogers Wireless"
• Support: "31011","Wireless 2000"
• Support: "31020","Union Telephone Co"
• Support: "31026","T-Mobile USA"
• Support: "31030","indigo Wireless"
• Support: "31031","T-Mobile USA"
• Support: "31040","Concho Cellular Tel Co"
• Support: "31070","Highland"
• Support: "31080","Corr Wireless Comms"
• Support: "310100"," Plateau Wireless"
• Support: "310150","Cingular Wireless"
• Support: "310160","T-Mobile USA"
• Support: "310170","Cingular Wireless"
• Support: "310190","Dutch Harbor"
• Support: "310200","T-Mobile USA"
• Support: "310210","T-Mobile USA"
• Support: "310220","T-Mobile USA"
• Support: "310230","T-Mobile USA"
• Support: "310240","T-Mobile USA"
• Support: "310250","T-Mobile USA"
• Support: "310260","T-Mobile USA"
• Support: "310270","T-Mobile USA"
• Support: "310311","Farmers Cellular"
• Support: "310320","Smith Bagley"
• Support: "310340","Westlink Communications"
• Support: "310350","Carolina Phone"
• Support: "310380","AT&T Wireless"
• Support: "310450","NE Colorado Cellular"
• Support: "310460","TMP Corp"
• Support: "310500"," PSC Wireless "
• Support: "310530","West Virginia Wireless"
• Support: "310560","Dobson"
• Support: "310590"," Cellular One"
• Support: "310640","Airadigm Communications"
• Support: "310660","T-Mobile USA"
• Support: "310690","Immix Wireless"
• Support: "310770","IWS"
• Support: "310790","PinPoint Wireless"
• Support: "310880","Advantage Cellular Inc"
• Support: "310910","FC"
• Support: "310940","Poka Lambro Telecomm"
• Support: "310950","Texas RSA1 Ltd"
• Support: "31100","Mid-Tex Cellular"
• Support: "31101","Wilkes Cellular Inc"
• Support: "31130","Indigo Wireless"
• Support: "31170","Easterbrooke"
• Support: "31180","Pine Cellular"
• Support: "311110","High Plains Wireless"
• Support: "311140","Sprocket"
• Support: "311160","Endless Mountains"
• Support: "33211","Blue Sky"
• Support: "33403","MOVISTAR GSM"
• Support: "33420","TELCEL GSM"
• Support: "33805","DIGICEL"
• Support: "338180","Cable and Wireless"
• Support: "34001","Orange"
• Support: "34008","AMIGO GSM"
• Support: "34020","Bouygues Telecom Caraibe"
• Support: "342600","Cable & Wireless Barbados"
• Support: "342750","Digicel"
• Support: "342810","Cingular Wireless"
• Support: "34430","APUA PCS"
• Support: "344920","Cable & Wireless "
• Support: "344930","Antigua Wireless"
• Support: "346140","Cable & Wireless Limited"
• Support: "348570","CCT"
• Support: "35001","Telecommunications Ltd"
• Support: "35002","MOBILITY LTD."
• Support: "35250","Digicel"
• Support: "352110","Cable & Wireless Grenada"
• Support: "352130","Trans-World Telecom"
• Support: "356110","Cable & Wireless St Kitts"
• Support: "35830","Cingular Wireless"
• Support: "35850","Digicel (St Lucia)"
• Support: "358110","Cable & Wireless "
• Support: "36010","Cingular Wireless"
• Support: "36070","Digicel"
• Support: "360110","Cable&Wireless Caribbean"
• Support: "36251","Telcell NV"
• Support: "36269","CT GSM"
• Support: "36291","UTS Wireless Curacao"
• Support: "36301","SETARGSM"
• Support: "36439","The Bahamas Telecomm"
• Support: "365840","Cable & Wireless WI"
• Support: "366110","Cable & Wireless Dominica"
• Support: "36801","C_COM"
• Support: "37001","ORANGE"
• Support: "37412","TSTT"
• Support: "376350","Cable & Wireless WI"
• Support: "40001","AZERCELL GSM"
• Support: "40002", "BAKCELL GSM 2000"
• Support: "40101","K-MOBILE"
• Support: "40102","KCELL"
• Support: "40211","B-Mobile"
• Support: "40401","Hutch-Harvan"
• Support: "40402","AirTel"
• Support: "40403","AirTel"
• Support: "40404"," IDEA CELLULAR Ltd"
• Support: "40405","HUTCH-Gujarat"
• Support: "40407","IDEA Cellular Limited"
• Support: "40410","AirTel"
• Support: "40411","HUTCH-Delhi"
• Support: "40412","Idea(ESCOTEL)"
• Support: "40413","Hutch-Andhra Pradesh"
• Support: "40414","Spice Telecom"
• Support: "40415","Hutch-UP East"
• Support: "40419","Escotel Mobile Comm"
• Support: "40420","Orange"
• Support: "40421","BPL MOBILE"
• Support: "40422","IDEA Cellular Limited"