Top Gsm Control Reviews

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..
Check Stock

Mini Cell Phone Pen Style Bluetooth Dialer 0.96\ Tiny Screen Mobile Phone Support GSM Dual SIM Card with Camera Voice Recorder (Black)

  • ...Mini Bluetooth Phone - It's not just a ballpoint pen that can be used for writing, it's also a mini phone. As a Bluetooth dialer, when you use it paired with your smart phone through Bluetooth, then you can sync contacts and receive phone calling. It can also get music from bluetooth device, enjoy music by wireless control..
  • Back up Phone - When you insert your nano SIM card, it can be used as an independent phone or your back up phone, you can give it to your teenagers when they go to school, or bring this mini phone to anywhere and portable for travelling and driving. It has lower radiation rate than other regular smartphones and is a ideal choice to stay away from signal radiation..
  • Multi-functional - This mini phone can be used as a camera to record your life and work. When you spend the night outdoors, it can be used as a flashlight to bring you long-lasting lighting. Its FM radio function gives you clear broadcast enjoyment. It is also a useful device for your lectures, conferences, interviews, presentations and classes..
  • Easy Control - Long press "0" to enter Bluetooth mode, after pairing your device, you can answer phone calls and enjoy music, 300mAh battery capacity provides up to 5hrs of talk time. Long press "UP Button" turn on the flash....
Check Stock

MOXA OnCell G3110-HSDPA 1 Port Tri-Band Industrial UMTS/HSDPA IP-Modem, RS-232, DB9 Male, 12-48 VDC

  • Applications:Remote Data Monitor and Control, Water, gas and oil flow metering and schedule, Power station monitoring and control, Oil field, weather forecast, environmental protection, street lamp monitoring and control, Fleet management..
  • Reliable GSM/GPRS/EDGE/UMTS/HSPA network connectivity, providing fast and cost-effective long-range wireless applications.
  • Designed for Data, SMS and Voice Applications.
  • Support TCP Server, TCP Client, UDP Client Connection stack.
  • A Digital Input Channel for Resetting the System.
  • Provide the MIC Input and Speaker (32 Ω) Output Interface.
Check Stock

HTC U11 64GB Single SIM Factory Unlocked Android OS Smartphone (Sapphire Blue) - International Version

  • EDGE SENSE SQUEEZE: squeeze the sides to open and interact with your favorite Features.
  • open the Camera, take photos, take a screen shot, turn on flashlight, open apps or activate voice assistants set edge sense to activate alexa with just a squeeze. Ask alexa to give you a flash briefing, control your smart home, check the weather and more..
  • FREE NOISE CANCELING EARBUDS: USonic active Noise canceling earbuds (Included) and personalized audio profiles for a superior listening experience. CAMERAS: 16MP Rear Camera with Phase Detection Autofocus for super-fast focus speeds and reduced blur. 16MP Front Camera with UltraPixel light sensitivity for brilliant selfies day or night..
  • WHAT DOES UNLOCKED REALLY MEAN: Unlocked devices are compatible with GSM carriers the kinds that Use SIM Cards for Service like AT&T and T-Mobile as well as with GSM SIM cards (e.g. H20, Straight Talk, and select prepaid carriers) Unlocked Devices will not work with CDMA Carriers the kinds that don't use sim cards for service like Sprint, Verizon, Boost or Virgin (contact your network provider prior to purchasing for verification that they support GSM frequencies)..
Check Stock

Pen Mini Cell Phone Bluetooth Dialer 0.96\ Tiny Screen Mobile Phone Support GSM Dual SIM Max 32G TF Card with Camera Flashlight Radio Music Player Rechargeable (Silver)

  • ...Mini Bluetooth Phone - It's not just a ballpoint pen that can be used for writing, it's also a mini phone. As a Bluetooth dialer, when you use it paired with your smart phone through Bluetooth, then you can sync contacts and receive phone calling. It can also get music from bluetooth device, enjoy music by wireless control..
  • Back up Phone - When you insert your nano SIM card, it can be used as an independent phone or your back up phone, you can give it to your teenagers when they go to school, or bring this mini phone to anywhere and portable for travelling and driving. It has lower radiation rate than other regular smartphones and is a ideal choice to stay away from signal radiation..
  • Global GSM Frequency and Expandable - It support Dual SIM cards and TF card. GSM850/900/1800/1900MHz. Please use the sim card which supports GSM and provide 2G GSM(Select Pre-paid SIM Card, recommend T-Mobile sim card, not work with At&t, Verizon Or Boost). If the mini phone has not enough memory and you need to install a memory card. Maximum support 32GB expansion..
  • Multi-functional - This mini phone can be used as a camera to record your life and work. When you spend the night outdoors, it can be used as a flashlight to bring you long-lasting lighting. Its FM radio....
Check Stock

Pen Mini Cell Phone Bluetooth Dialer 0.96\ Tiny Screen Mobile Phone Support GSM Dual SIM Max 32G TF Card with Camera Flashlight Radio Music Player Rechargeable (Black)

  • ...Mini Bluetooth Phone - It's not just a ballpoint pen that can be used for writing, it's also a mini phone. As a Bluetooth dialer, when you use it paired with your smart phone through Bluetooth, then you can sync contacts and receive phone calling. It can also get music from bluetooth device, enjoy music by wireless control..
  • Back up Phone - When you insert your nano SIM card, it can be used as an independent phone or your back up phone, you can give it to your teenagers when they go to school, or bring this mini phone to anywhere and portable for travelling and driving. It has lower radiation rate than other regular smartphones and is a ideal choice to stay away from signal radiation..
  • Global GSM Frequency and Expandable - It support Dual SIM cards and TF card. GSM850/900/1800/1900MHz. Please use the sim card which supports GSM and provide 2G GSM(Select Pre-paid SIM Card, recommend T-Mobile sim card, not work with At&t, Verizon Or Boost). If the mini phone has not enough memory and you need to install a memory card. Maximum support 32GB expansion..
  • Multi-functional - This mini phone can be used as a camera to record your life and work. When you spend the night outdoors, it can be used as a flashlight to bring you long-lasting lighting. Its FM radio....
Check Stock

KEEPWORD WiFi IP GSM Tuya Wireless Intelligent Home Office Security Alarm Burglar Anti-Theft System,RFID Access,Auto Dialer,Easy Install

  • Compatible with Alexa and Google home: This alarm sysetm works with Amazon Alexa and Google Home for voice control ( Alexa and google home devices not included ). Just ask app Alexa on your phone to Arm / Disarm/ the whole system in a specific instruction like "Alexa, please arm the alarm system". Remote control your Alarm system anywhere in the world with your smart cell phone, no need repeated operation!.
  • WiFi & GSM(2G) Support and Auto Dialer Function: This alarm system support different alarm message info(APP Message Push / SMS Message / Voice monitoring / Sim card phone call).Wifi way:(The alarm system ONLY support 2.4g wifi, NOT support 5g wifi). It will push alarm notification via free app when it is triggered. GSM Way: Insert a 2G SIM card into the alarm system and save your phone number on it, then it will send message or call your cell phone when alarm alerts..
  • Built-in performance CPU master based on 32-bit cortes-M3 core: The alarm system support arm delay, alarm delay, password protect, scheduled arm and disarm, home arm method(sleep method), support add more different wireless sensor by yourself. All sensors are wireless, very easy to install. It has been widely used in homes, factories, schools, shops, convenience stores, financial ....
Check Stock

KEEPWORD WiFi IP GSM GPRS Wireless Smart Home Office Security Alarm Burglar System, APP Control, Touch Keypad, Compatible with Amazon Alexa Google Home

  • Compatible with Alexa and Google home: This alarm sysetm works with Amazon Alexa and Google Home for voice control ( Alexa and google home devices not included ). Just ask app Alexa on your phone to Arm / Disarm/ the whole system in a specific instruction like "Alexa, please arm the alarm system". Remote control your Alarm system anywhere in the world with your smart cell phone, no need repeated operation!.
  • WiFi & GSM(2G) Support and Auto Dialer Function: This alarm system support different alarm message info(APP Message Push / SMS Message / Voice monitoring / Sim card phone call).Wifi way:(The alarm system ONLY support 2.4g wifi, NOT support 5g wifi). It will push alarm notification via free app when it is triggered. GSM Way: Insert a 2G SIM card into the alarm system and save your phone number on it, then it will send message or call your cell phone when alarm alerts..
  • Built-in performance CPU master based on 32-bit cortes-M3 core: The alarm system support arm delay, alarm delay, password protect, scheduled arm and disarm, home arm method(sleep method), support add more different wireless sensor by yourself. All sensors are wireless, very easy to install. It has been widely used in homes, factories, schools, shops, convenience stores, financial ....
Check Stock

KEEPWORD WiFi IP Cloud GSM Tuya Wireless Intelligent Home Office Security Alarm Burglar Anti-Theft System,RFID Access,Auto Dialer,Touch Keypad

  • Compatible with Alexa and Google home: This alarm sysetm works with Amazon Alexa and Google Home for voice control ( Alexa and google home devices not included ). Just ask app Alexa on your phone to Arm / Disarm/ the whole system in a specific instruction like "Alexa, please arm the alarm system". Remote control your Alarm system anywhere in the world with your smart cell phone, no need repeated operation!.
  • WiFi & GSM(2G) Support and Auto Dialer Function: This alarm system support different alarm message info(APP Message Push / SMS Message / Voice monitoring / Sim card phone call).Wifi way:(The alarm system ONLY support 2.4g wifi, NOT support 5g wifi). It will push alarm notification via free app when it is triggered. GSM Way: Insert a 2G SIM card into the alarm system and save your phone number on it, then it will send message or call your cell phone when alarm alerts..
  • Built-in performance CPU master based on 32-bit cortes-M3 core: The alarm system support arm delay, alarm delay, password protect, scheduled arm and disarm, home arm method(sleep method), support add more different wireless sensor by yourself. All sensors are wireless, very easy to install. It has been widely used in homes, factories, schools, shops, convenience stores, financial ....
Check Stock

Development Board Module Kit Fit for 850/900/1800/1900 MHz GPRS/GSM Antenna, 5~26V

  • ... up to 2A, but the USB port can not provide such a large current, so the external power supply equipment must be provided..
  • The other power supply port leads to the 3.7--4.5V power supply for lithium battery power supply. The serial port is perfectly compatible. The TTL serial port is compatible with 3.3 and 5V microcontrollers..
  • Make sure your SIM card is not locked. The best baud rate for GPRS Shield communication is 19200 BPS 8-n-1 (GPRS Shield automatically matches baud rate by default). Quad-Band 850 / 900/ 1800 / 1900 MHz - would work on GSM networks in all countries across the world..
  • GPRS multi-slot class 10/8. GPRS mobile station class B. Compliant to GSM phase 2/2+. Class 4 (2 W @ 850 / 900 MHz). Class 1 (1 W @ 1800 / 1900MHz). Control via AT commands - Standard Commands: GSM 07.07 & 07.05 | Enhanced Commands: SIMCOM AT Commands. Short Message Service - so that you can send small amounts of data over the network (ASCII or hexadecimal)..
Check Stock

DIY for Renters: Don't Call the Landlord

  • SCARE BURGLAR AWAY When someone trigger this alarm system that will be alarm to scare thief away and also will make a phone or sending a message to someone which you save the phone number on the main unit.(No chime,No Wifi,Only support 2G T-mobile SIM card).
  • BUILT-IN BATTERY This system work well when someone cut wires or power off. You don’t worry other people intrude your house when power off.
  • REMOTE CONTROL You can control this gsm alarm system Arm/Disarm/Voice Monitoring /Intercom by cellphone anywhere.
  • EMERGENCY HELP You can press an alarm button on the remote control when some emergency thing happen, this system will go off right now and will make a phone..
  • WARM PROMPT: The batteries are gifts. If the batteries are dead,pls buy it by yourself. If you don't know where buy it,pls contact us..
Check Stock

HUAWEI P9 Lite (GSM) Unlocked Android 5.2-inch, 13MP Camera Smartphone - Gold

  • 5.2-inch with IPS LCD capacitive touchscreen, 16M colors, HiSilicon Kirin 650, Quad-core 2.0 GHz Cortex-A53 And quad-core 1.7 GHz Cortex-A53. 16 GB ROM, 2 GB RAM. Main Camera: 13 MP, f/2.0, autofocus, LED flash.
  • Unlocked cell phones are compatible with GSM carriers such as AT&T and T-Mobile, but are not compatible with CDMA carriers such as Verizon and Sprint..
  • Please check if your GSM cellular carrier supports the bands for this model before purchasing, LTE may not be available in the US as this is the imported international model: GSM850, GSM900, GSM1800, GSM1900, UMTS850 (B5), UMTS900 (B8), UMTS1900 (B2), UMTS2100 (B1), LTE2100 (B1), LTE1800 (B3), LTE2600 (B7), LTE900 (B8), LTE800 (B20). Secondary Cellular Networks: GSM850, GSM900, GSM1800, GSM1900..
  • This device may not include a US warranty as some manufacturers do not honor warranties for international items Please contact the seller for specific warranty information..
  • The box contains: Your new device, USB cable, Charger (may be foreign), Documentation..
Check Stock

Sudroid Unlocked Mini Smartphone, 2.5 Inch The World's Smallest Cell Phone 3G Network Premium Child Phone Quad Core Small Phone (Black)

  • Unlocked cell phones Child phone are compatible with GSM carriers like as well as with GSM SIM cards. Unlocked cell phones will not work with CDMA Carriers. It is 3G network. Not support 4G..
  • Light Shell: Full complete Body Design, Nanometre molded antenna, dull polish tech..
  • Ultra-Compact: The 2.5 Inches mini phone fits well into your pocket or wallet. An ideal choice as a backup phone when you're outside..
  • All under control by single hand: Very suitable for our palm which makes you feel comfortable from all sides due to our high tech artwork and precise design..
  • Compact & Light: Literally fits of your hand and weighs just 1.8oz. Unlike a smartwatch, it’s truly made for minimalist and outdoor lifestyles..
Check Stock