Top Gsm Sms Communication Reviews

Module A9G Board, A9G Development Board GSM/GPRS + GPS/BDS Module Wireless Data Transmission + Positioning Board

★[A9G Development Board] – The A9G development board is a versatile development board based on A9G GPRS / GSM + GPS / BDS module that can be used to validate the basic communication functions and peripheral functions of the A9G module..
★[Multifunction] – A9G development board with the basic phone / SMS, GPRS networking communications, GPS / BDS dual-mode positioning capabilities..
★[Specification] – A9G development board contains a lithium battery charging management, microphone, speaker interface, USB communication interface, multiple user keys / led, TF card slot, accelerometer, I2C2 interface, ADC interface..
★[External Interface] – A9G development board camera expansion board, an external 30W / 200W camera.A9G development board coin machine expansion board, can be external traditional coin machine..
★[After-Sale Service] — Good day. every effort to provide customers with satisfactory service.If you have ANY questions, please email us and BELIEVE us, we will reply you soon..

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GSM Alarm System, Mini Home Security Wireless SMS SIM Call ,6 Preset SMS Alert Messaging for Door Magnetic Switch, Infrared Sensor, Gas Detector, Temperature Measuring

1. One way GSM SMS alarm, which can be connected with external rechargeable batteries (not included) for power failure alarm. When any alarm input is triggered, it will send SMS alarm messages to up to 6 preset mobile phones..
2. The input of GA01P is a switch signal. When the input port is short-circuited with the ground wire (GND), GA01P will send an alarm message to the preset alarm phone, or call the set alarm number. The content of the alarm message can be set by yourself..
3. DC5-15V power input, an alarm voltage output, can be used for siren, can use text custom alarm SMS, very smart and slim gsm design box, can be easily installed on other target system boards, add gsm alarm function ..
4. It can be widely used to connect different sensors. Such as door magnetic switch, infrared sensor, gas detector, water level sensor, temperature measuring device..
5. After you purchase this product, if you are dissatisfied with this product, or if you don't know anything about this product, please feel free to contact us and we will do our best to answer you..

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GSM Home Alarm System Wireless Circuit Fault Monitoring Alarm Analog Acquisition Temperature Short Circuit State Monitoring Alarm Home Warehouse Security Application(US standard (100-240V))

...th TCP and RTU over TCP protocols, rechargeable backup battery lasts 8 hours.
MULTIPLE AUTHORIZATION: Up to 10 authorized phone numbers, 5 can be used to receive calls or text messages, 5 can be used for calls and text messages to generate alarms, can be programmed through SMS protected SMS commands or APP, based on GSM network, suitable for various app, auto restart loop via remote reset and restart via SMS.
REMOTE CONTROL: GSM temperature monitoring alarm can reject calls from authorized numbers without making calls, and users can dial the device number through authorized numbers. The device automatically rejects reception and immediately sends the caller a text message of the current status (temperature and voltage).

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Waterproof GT88 NFC Bluetooth Smart Watch Phone Mate For iphone Android Silver

Network type: GSM / GPRS 850/900/1800 / 1900MHz.
Entertainment: MP3, MP4, AVI format for local playback, Bluetooth music playback..
Simple pairing with your smartphone with the help of Bluetooth or NFC Connection. Magnetic charging to make your devices more safe in which someone is....
Compatible with most iOS and Android devices with multi-functions including sedentary reminder, sleep monitor, remote camera, music player, calendar,....

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4G LTE 8 Port Modem Pool USB Port IMEI Change Bulk SMS

(4)Support Bulk SMS/IMEI Change/AT Command/Send and receive SMS..
(5)Working Frequencies: *EC25-E: FDD-LTE B1/B3/B5/B7/B8/B20 2100/1800/850/2600/900/800Mhz, WCDMA B1/B5/B8 2100/850/900Mhz, GSM B3/B8 1800/900Mhz.*EC25-A: FDD-LTE B2/B4/B12 1900/1700/700Mhz, WCDMA B2/B4/B5 1900/1700/850Mhz.*EC25-AF: FDD-LTE B2/B4/B5/B12/B13/B14/B66/B71 1900/1700/850/700/2100/600Mhz, WCDMA B2/B4/B5 1900/1700/850Mhz.*EC25-AU: FDD-LTE B1/B2①/B3/B4/B5/B7/B8/B28 2100/1900/1800/1700/850/2600/900/700Mhz, WCDMA B1/B2/B5/B8 2100/1900/850/900Mhz, GSM B2/B3/B5/B8 1900/1800/850/900Mhz..

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DollaTek SIMCOM SIM900 GSM GPRS Quad-Band Modules 2G Development Shield Board for R3 Mega with Antenna

Quad-Band 850/900/1800/1900 MHz - could work on GSM networks in all countries around the world, work with Uno Mega.
Embedded TCP / UDP stack - allows you to upload data to a Web server | RTC supported | selectable serial port | Jac speakers and headphones.
Note: This is a new version (64M version), SMS support MMS: Multimedia message and Short Message Service - so it is possible to send small amounts of data over the network (ASCII or raw hexadecimal).
The shield allows you to get SMS, MMS, GPRS and audio via UART by sending AT commands (GSM 07.07, 07.05 and SIMCOM enhanced to commands). The shield also has the 12 GPIOs, 2 PWMs and an ADC of the SIM900 module (They are all 2V8 logic) present on board..
Application: M2M (Machine 2 Machine) Applications.Remote control of appliances.Remote Weather Station or Wireless Sensor Network.Vehicle tracking system with a GPS module.Good to learn GSM / GPRS mobile phone development, control development of remote equipment, wireless meter reading, smart appliances, ultra long distance control, etc..

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LM Technologies SIM Tools 3G/2G Sim Card Management Solution

Sim Tools Sim Backup and editing device..
This stand alone device allows the user to take a copy of the information held on his/her sim card.
Allows the user to copy the details to a blank sim.
Compatible with all GSM and 3G sim cards.
Backup sim card phonebook and sms onto device - Sim card phonebook and sms organiser.

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RedTagCanada SIM900 Quad Band GSM GPRS Quad-Band Modules 2G Shield Development Board for R3 Mega with Antenna for Arduino SCM & DIY Kits

Embedded TCP / UDP stack - allows you to upload data to a Web server | RTC supported | selectable serial port | Jac speakers and headphones.
Quad-Band 850/900/1800/1900 MHz - could work on GSM networks in all countries around the world, work with Uno Mega..
This is a new version (64M version), SMS support MMS: Multimedia message and Short Message Service - so it is possible to send small amounts of data over the network (ASCII or raw hexadecimal).
The shield allows you to get SMS, MMS, GPRS and audio via UART by sending AT commands (GSM 07.07, 07.05 and SIMCOM enhanced to commands). The shield also has the 12 GPIOs, 2 PWMs and an ADC of the SIM900 module (They are all 2V8 logic) present on board..
Application: M2M (Machine 2 Machine) Applications.Remote control of appliances.Remote Weather Station or Wireless Sensor Network.Vehicle tracking system with a GPS module.Good to learn GSM / GPRS mobile phone development, control development of remote equipment, wireless meter reading, smart appliances, ultra long distance control, etc..
Control via AT commands - Standard Commands: GSM 07.07 & 07.05 | Enhanced.
Power jack - connected to external 4.8~5VDC power supply, Antenna interface - connected to external antenna, Serial port select - select either software s....

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Honeywell LYNX Touch 5210 4.3\ All-in-One Wireless Home and Business Alarm Control System

... set points Four door locks – Jammed locks reported to Honeywell Total Connect Remote Services 40 devices such as lights, switches and lamp modules 20 scenes 20 rules or event-based actions 20 schedules or time-based actions Sunrise/sunset lighting control Randomized lighting control.
Wi-Fi via L5100-WIFI Wi-Fi IP Communication Module for L5210 (SOLD SEPARATELY - NOT INCLUDED) IEEE 802.11 B/G/N radio Supports alarm reporting Supports two-way voice LYNX Connect app supports up to four mobile iOS and Android devices.
Honeywell 3GL Communications GSM radio (SOLD SEPARATELY - NOT INCLUDED) – protocol supports AT&T and Rogers networks ADEMCO Contact ID Reporting (four or ten digit account numbers) SIA Format Reporting Internet central station communication with L5100-WIFI or ILP5 module GSM cellular central station communication with internal GSM radio Selection for primary communication path when using dual paths Touch activated radio registration GSM radio signal strength display Two-way voice communication over POTS, IP/Wi-Fi or GSM Honeywell Total Connect ready Alarm Output Built-in 85 dB sounder with voice siren Steady output for burglary/panic Temporal pulse output for fire and carbon monoxide alarms Long range radio/audio alarm verific....

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PENCHEN Fixed Wireless Phone 2G Desktop Telephone Support GSM 850/900/1800/1900MHZ SIM Card Cordless Phone with Antenna Radio Alarm Clock SMS Funtion for House Home Call Center Office Company Hotel

☎ 4G Fixed Wireless Phone - Support GSM850/900/1800/1900Mhz, Caller ID, Save more than 100 SMS on the phone, 7-level headphone volume and silence adjustable, Storage 20 missed call or received calls and the last ten dialed number. More functions will be described in user manual..
☎ Powerful battery - Built-in 3000mAh NiMH battery provides up to 2.5hrs of talk time and 150hours standby time.(depending on network environment).
☎ Multifunctional Telephone - It not only just a tool to call, but an alarm clock and having FM radio function..
☎ Great for Elder People - With big button and the font is clear and age-friendly..
☎ External Antenna - External antenna makes the signal receive more stable, get rid of the trouble of disconnection, ensure every call sound quality clear, unimpeded communication..

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4G LTE Vehicles Car GPS Tracker,Waterproof 4G GPS Tracking Device Motorcycle Trucks Locator Finder Strong Magnetic/Real Time Track/Alarm/Monitor 7800 mAh - 4G TK915

★4G GPS Tracker & Long Standby Time ---- 4G TK915 GPS Tracker, Support Network : LTE/GSM/GPRS. PLS Note: It needs a SIM card that supports 4G/2G Cellular. Make sure the SIM card must be able to make calls and send text messages, and has a subscription plan for data traffic that no less than 30M monthly. It has built-in 3.7V 7800mAh Li-ion battery, can standby up to 80 days. Working time: 2 Week..
★Powerful Magnetic & Shake Alarm ---- It has 6pcs built-in magnets,with super strong powerful magnetic,can be very easily installed.: After you did the shake alarm setting,please keep the tracker being stationary for 5 minutes, then this function will start working. It will send SMS "sensor alarm!" to the admin number when the unit get shocked..
★Electronic Fence---- It has electronic fence, over speed, low power alarm,track the location of vehicles. Call the tracker, recieve an instant location map to your phone/tablet/PC of exactly where the tracker is located. You can track the history route of the device up to 6 months via both the web platform and APP!.
★Overspeed Alarm ---- This alarm works only under continuous positioning mode.When the unit speed is exceed the speed you presetted, it will send message "speed alarm!" to the admin number ev....

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SinoTrack ST-907 Vehicle Car GPS Tracker, Car Relay Anti Lost Alarm Locator Real-Time Location Remote Control Cut Off Oil and Power Device for Car Motorcycle Truck Taxi, Support Platform

【ONLY 2G NETWORK SUPPORT】SIM card not include, please buy a local SIM card with 2G(GSM) Network. This Sinotrack ST-907 gps tracker just support 2G(GSM) network, please confirm if your local place support 2G network before you buy it..
【MAIN FUNCTION】SinoTrack vehicle mini car tracker devices for Motorbike, Built-in GSM and GPRS double antennas (SIM Card Not Include). ST-907 gps tracker devices built-in backup battery 3.7V, 50mAh. This Vehicle tracking device very simple and easy to use for Motorcycle, Truck, Taxi, etc. Text message alerts for overspeed, shocking, leaving or entering areas, low battery, cut engine remotely and recover engine. You can check driving reports historical data saved during service on our platform.
【CUT ENGINE REMOTELY】Using st-907 car relay gps tracker, when you found your car was stolen, you can control your car remotely on your phone, cut the engine by sending SMS command, the vehicle will stop move until it received your SMS command “9400000”, prevent theft of your car on the parking lot. You can recover the engine by SMS command also.Only the car running below to 20KM/h,your car can stop when it get text command within a few sec. More than 20km/h,then your engine can't cut off..

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Edwards Signaling 7005-G5 Door Annunciator

...rn on the connected device without answering, so it will not generate when dialing this machine Call charges, it will identify the authorized phone number that is calling, and refuse to answer the call without answering. It has 5 other independent relay switches, which can be turned on or off by sending SMS text to GSM‑RELAY6..
☆☆6‑channel 250V 10A 50Hz relay contact, the relay can operate almost all equipment, optional relay working mode. Has 6 alarm inputs. When the input is shorted to GND, an alarm will be triggered and an alarm message will be sent..
☆☆One relay output with call mode and the other relay output with SMS control can be easily programmed with mobile phone or PC software. SMS can be used for digital programming quickly and conveniently through SMS or on‑board quick teach button..
☆☆Support free control mode or security authorization number control mode, support custom commands, easy to understand. Optional password to keep the system in safe operation mode, support remote password operation and password change..
☆☆Applications include remote control of heating of holiday houses, lighting, engine preheaters, aircraft engine heaters, irrigation systems, well pumps, pumping stations, cabin heaters, resetting of remote ....

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