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

  • Computer debugging USB--TTL. This module is powered by: 5V-26V, 5V 2A power supply is recommended. After plugging in the motherboard, the power supply must be able to supply 2A. The reason is that the GPRS Shield startup current and the maximum top current required to work 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..
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Car GPS Tracker for Vehicles Real-time Locator GPS/GSM/GPRS/SMS Tracking Cars Antitheft with Mobile APPs

  • ✈Excellent function:This tracker is a new product based on the GSM / GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entirety.Voltage Range : 12V - 36V.
  • ✈OPERATION: OPERATION: Authorization, there are 4 numbers to be allowed to authorize in the tracker at most, you just need send SMS in the format specified to the device.google maps link Free PC software. Call the SIM card number, you will get the current location position via google map .Send smslink12456 to the SIM card number, you will get the current location position detail address..
  • ✈APPLICATION: Vehicle leasing, fleet management and more, Motorcycle, scooter, bike anti-theft , Motorcycle, scooter, bike real-time tracking , Manage personnel.
  • ✈SIM card -- Just like a cell phone, our real-time GPS tracker needs a SIM card to give you unlimited data coverage. If used in the US we recommend SpeedTalk or T-mobile SIM cards which support 2G/3G/4G. The SIM card needs a subscription plan for data that no less than 30M monthly. The SIM card not included. Cancel anytime, no contracts or activation fees..
  • ✈【Global Locate GPS Tracker】this gps tracker work based on GPS +LBS+GSM ,....
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HiLetgo Smallest SIM800L GPRS GSM Breakout Module Quad-Band 850/900/1800/1900MHz SIM Card Slot Onboard with Antenna 3.7~4.2V

  • Mini GSM / GPRS breakout board is based on SIM800L module, supports quad-band GSM/GPRS network, available for GPRS and SMS message data remote transmission..
  • The board features compact size and low current consumption. With power saving technique, the current consumption is as low as 1mA in sleep mode..
  • It communicates with microcontroller via UART port, supports command including 3GPP TS 27.007, 27.005 and SIMCOM enhanced AT Commands..
  • AT command interface with "auto baud" detection..
  • TTL serial port for serial port, you can link directly to the microcontroller.
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Bolokuki 4G LTE Vehicle GPS Tracker Car GPS Tracking Device with SOS for Fleet Trips Teen Driver Safety Truck Locator Motorcycle Tracker Device Anti-Theft Alarm Remote Cut Off Oil & Power F03B

  • 【4G LTE Wired GPS TRACKER 】: Vehicle GPS Tracking Device, Support 4G 3G 2G Network, GSM LTE WCDMA, Global Universal, Wide coverage, more stable....
  • 【SOS Emergency Alarm】: If you encounter an emergency or dangerous situation while driving and you cannot make a call with your mobile phone, you....
  • 【Power Off Alarm & Remote Cut off Oil】: If the theft found the tracker, as he get it off, you will receive a power off alarm on your phone. And If....
  • 【REAL TIME TRACKING & GEO FENCE】: GPRS+GPS+BDS+LBS, Real-Time Positioning by Standard map, satellite map or Real map, accurately up to 10 meters.....
  • 【SIM GPRS & FREE APP】: The GPS tracker needs a SIM card. SIM Card Not Included. Insert the SIM card in the tracker rightly, install it with the....
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USR 4G LTE Modem USR-G781 Industrial Celluar Serial Modem Data Converter to Ethernet Support APN and VPN Network

  • Support Dual Frequencies: GSM/GPRS 900/1800MHz.
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Module,Development Board Module Kit,5~26V SIM Development Module,Fit for SIM900 850/900/1800/1900 MHz GPRS/GSM,Quad-Band 850/900/ 1800/1900 MHz - Would Work on GSM Networks

  • Computer debugging USB--TTL. This module is powered by: 5V-26V, 5V 2A power supply is recommended. After plugging in the motherboard, the power supply must be able to supply 2A. The reason is that the GPRS Shield startup current and the maximum top current required to work 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.Speaker and Headphone jacks..
  • 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 raw hexadecimal).Embedded TCP/UDP stack - allows you to upload data t....
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DIGI XTP9B-PKI-R XTend-PKG-R Serial ~900 MHz RF Modem, 9XTend Replacement, PKG, RS232/485, North America

  • Support Quad Frequencies: GSM/GPRS 850/900/1800/1900MHz.
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ele ELEOPTION Kids Smart Watches Boys Girls Waterproof LBS Tracker Digital Wrist Watch Touch Screen Cellphone Camera Voice Anti-Lost SOS Smartwatch for 4-12 Years Children Students Gift

  • ❤【LBS Location Tracking】Kids tracker smart phone watch with LBS position technology provides for kids' safety. At the same time, parents can check the location anytime, anywhere via APP. Kids can one-click SOS to get a call if they in danger. parents can check the position at any time anywhere via SMS, website, iOS or Android APP..
  • ❤【SIM Card Selection】Kids smart watch worked as an unlock cellphone, The package only included a smartwatch, but without SIM Card. You need to buy a SIM Card that supports the 2G network. (SIM Card need to open GPRS "E" service and call ID function. Both 2G card and 4G card can be used, as long as it can support a 2G network.) Only support Micro SIM GSM Network. We recommend the ‘SpeedTalk ’Mobile Card in America. NOT SUPPORTED: Sprint, Verizon,Att..
  • ❤【Multifunctional】Just like a Smartphone, it still supports Two-Way Call, LBS positioning, One press SOS emergency call, Anti-Lost, Anti-Throw, Activity Tracking, remote photograph, Voice Chat, Remote Voice Monitor, Clock, Flashlight, Math, etc. Parents can Control and set The watch through the APP..
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TKSTAR GPS Tracker Car GPS Tracker for Vehicles Realtime Tracking Waterproof Portable Magnetic Tracking Device 90 Days Long Standby Free Tracking & Monitoring System TK905

  • 【4G NETWORK】SinoTrack 4g mini car gps tracker for Motorbike, Built-in LTE, GSM and GPS double antennas with ACC to detect ignition.ST-901L....
  • 【MAIN FUNCTION】SinoTrack vehicle mini GPS tracker for car Motorbike, Built-in LTE/GSM and GPS double antennas with ACC to detect ignition.(SIM....
  • 【SUPPORT TRACKING PLATFORM LIFETIME】Waterproof GPS location tracker with online tracking service subscription. Buy a SIM card for the device (this....
  • 【REAL TIME TRACKING】Real-time car GPS tracker ST-901L Anti Lost Alarm Locator based on LTE, GSM , GPRS network and GPS satellites , locating and....
  • 【HISTORY MEMORY】Sinotrack car GPS tracker can save 2 years of tracking history. GPS location tracker device with 2 time interval, You can view and....
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Osmewy Pet Tracker Dog GPS Tracker for Dogs Bigger Cats Hounds Tracking Device with Collar Light Search Geo Fence Anti-Lost Waterproof GPS Locator Real Time Alarm Free APP 1450mAh GT011 Orange

  • ... 2G SIM card. Please confirm your area supports 2G network. Most areas support 2G network (you can go to the T-Mobile store to consult). SpeedTalk(it's affiliated with T-Mobile) provides 2G service, you can buy one from Amazon. Our pet tracker just needs 30M/month at least. You can buy a 2G SIM with 5USD/month. GPS Tracking by SMS, GPSONE APP, OR web online. Our platform is free..
  • FREE APP NO Monthly fee: Insert the SIM card in the tracker rightly, then it will power on automatically if the battery has power(if not, charge for it.). Note, if not SIM, it can not power on. Download GPSONE APP for free, login by the IMEI code (on the tracker), and password is 123456. Set center number to receive alarms and monitor. Note: If your SIM card does not activate GPRS data, just SMS, then you can not check Historical Route, Geo Fence in APP. But others can check by SMS..
  • MAIN FUNCTIONS : Pet GPS Tracker for Dogs Cats, Real-time Tracking, Positioning, Historical route, Geo fence, IP67 Waterproof, light search, Remote switch, Group management, Remote control. It is Easy to carry for your dog, cat or other pets, to monitor your lovely pet where it is and anti-loss. This Dog GPS Tracker is a little heavy for little cat or little dog. It is 58g. It is good for ad....
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AORANINC TK102 Mini Spy Real Time Vehicle GPS Tracker GSM GPRS GPS System Security Global Tracking Device for Car

  • Mini portable, clear voice, long standby duration, simple operation, stable performance, easy installation..
  • GPS tracker is designed for advanced tracking/monitoring specifically for vehicle tracking using GPS, GSM and GPRS technology..
  • The GPS tracker is designed for use in any vehicle to track their location, such as caravans, boats, motor homes, trucks, vans and construction....
  • This is particularly useful if your vehicle, pets, child or your belongings have been stolen. Time to enjoy the benefits this GPS tracker brings!....
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SINOTRACK ST-901L 4G GPS Tracker for Vehicles Car Locator Mini Real-Time Location Tracking Device Waterproof Car Motorcycle GPS Tracker Device for Car Truck Taxi with No Monthly fee System

  • 【CUSTOMER SERVICE】SinoTrack gps tracker With 30 days no-questions-asked return policy. Please feel free to contact our customer service if you....
  • 【MAIN FUNCTION & 3G NETWORK】 SinoTrack vehicle car gps tracker for Motorbike, Built-in WCDMA, GSM and GPS double antennas with ACC to detect....
  • 【SUPPORT TRACKING PLATFORM LIFETIME】 Waterproof gps tracker for cars with online tracking service subscription. Buy a SIM card for the device....
  • 【REAL TIME TRACKING】Real-time car GPS tracker ST-901W Anti Lost Alarm Locator based on WCDMA, GSM , GPRS network and GPS satellites ,locating and....
  • 【HISTORY MEMORY】Sinotrack vehicle GPS tracker can save 2 years of tracking history. This tracker gps for vehicles with 2 time interval,You can....
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SPYCENT Very Small GPS LBS Tracker A8 for Kids Elder SIM Card acivated Call Back Function On Voice Easy Control by SMS Command

  • Mini portable, clear voice, long standby duration, simple operation, stable performance, easy installation..
  • GPS tracker is designed for advanced tracking/monitoring specifically for vehicle tracking using GPS, GSM and GPRS technology..
  • The GPS tracker is designed for use in any vehicle to track their location, such as caravans, boats, motor homes, trucks, vans and construction....
  • This is particularly useful if your vehicle, pets, child or your belongings have been stolen. Time to enjoy the benefits this GPS tracker brings!....
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