ReviewsGsm Industry Alarm

Alcatel 510A Prepaid GoPhone AT&T 3G GSM Bar Phone

Regular Sim Card 3g Unlocked Any GSM Carrier Desbloqueados GSM (Not Verizon Sprint Net10 or Any CDMA Carrier).
GSM Bands: 3G 850/1900 mhz 2G: 850 / 900 / 1800 / 1900MHz. 1.8-inch color display.
Works Any GSM Carrier USA Latin Caribbean Europe Asia Worldwide.
Jack 3.5mm / Alarm Calendar Calculator World Clock Voice Recorder Unit Converter.
Games Audio Web Browser (Requires Setting Internet) Box: Phone Battery Charger Manual..

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TKSTAR 4G GPS Tracker for Vehicles 7800mAh Hidden Magnetic Car GPS Tracker Real-Time Anti-Theft Vehicle Tracking Device for Car Motorcycle Truck and Boat- 4G TK915

★【Real-time Tracking and and Precise Positioning】: Working based on existing GSM/GPRS/LTE network and GPS satellites, our 4G Car Tracker device....
★【4G GPS Locator】: The 4G TKSTAR TK915 GPS tracker works with LTE(4G) & GSM(2G), pls buy a local SIM card that support 4G/2G network for the....
★【Geo-fence】: Set up a geofence for vehicle tracking device to restrict its movements within a district. Vehicle gps tracker will send alarm....
★【Multifunction】: SMS/APP/Website real-time tracking.
★【Super Long Standby Time】: Built-in 3.7V 7800mAh Rechargeable Li-ion battery. The standby time is up to 80 days, and the working time is about....

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TheCoolCube Vehicle Car GPS Tracker 103B with Remote Control GSM Alarm SD Card Slot Anti-Theft GPS System Tracking Device

It is not only a GPS tracker, but also a car alarm.
Vibration alarm, door open alarm, movement alarm and ignition on alarm & power failure alarm.
Mileage calculation function (=odometer).
Geo-fence alarm (radius range: 0.1~99KM).
Over-speed alarm (speed range:1~255km/h).
SMS/GPRS/internet network data transfer. Point-to-point, point to group, group-to-group monitoring..
Continuously auto track upon different time and distance intervals..
Absolute street address with GSM network. SD card for data logging..
Support 9-36V, so it can be installed on Bus, taxi, truck ,personal car, business car etc..

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Traceable Excursion-Trac™ Datalogging Thermometer with Calibration; 1 Plastic Bottle Probe

...range.Adjustable emissivity The emissivity can be adjusted according to the measured object of different materials, the adjustment range is between 0.1-1.0 Select the appropriate emissivity to ensure the accuracy and reliability ofthe measurement.
Application Pre-maintenance and diagnosis in the power and electrical industry Car fault diagnosis Control food hyqiene and safety Electrical fault diagnosis HVAC industry refrigeration industry Iron ore smelting Fault diagnosis in petrochemical industry.

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Home Alarm Security System Wireless 99+8 Zone GSM DIY Home Burglar Alarm System Auto Dialer for Home Office & Shop Remote Control

✅Traditional GSM Wireless Security Alarm - Remotely Control residential alarm systems Arm/Disarm/Voice Monitoring /Intercom anywhere, anytime via....
✅Early-Warning Notifications - When someone illegally enters your house or apartment. tolviviov wireless home security alarm system will make a loud....
✅SOS Function - Alarm features a SOS Alarm just in case an emergency occurs while children and the elderly at home. Press the lightning button on....
✅DIY INSTALLATION - Easily set up tolviviov wired home alarm system without tools and assembling. Plug and play installation. Bulid-in battery....
✅BUY with Confidence - No contracts and No subscription fee. Only need to pay the mobile phone operating service provider's fees. After inserting....

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SpeedTalk Mobile $5 Alarm SIM Card GSM Business Office Home Security Burglar Anti Theft Alarm System & Monitoring | 3 in 1 Simcard - Standard Micro Nano | No Contract | 30 Days Service | US Coverage

30 Days wireless service. Alarm SIM is designed for users that need a minimal amount of airtime each month/year. Receive alerts from your wireless GSM home/Business security alarm system for a Low Cost Plan of $5.00..
250 Minutes Call or 250 SMS Texts or 250 MB Data. Triple cut SIM card to fit any device. Can be used as a standard-sized SIM, a Micro-sized SIM or a Nano-sized SIM card..
Supports majority of 2G 3G 4G 5G LTE GSM Alarm Systems..
EASY ACTIVATION online in as little as 3 steps. You can also call us for assistance. 24/7 LIVE CUSTOMER SUPPORT when you call our toll-free number. No Activation Fee. No Credit Check. No Contract..
Our Service will work within the United States. Please check STKMap to view your network coverage..

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Blue Tooth Smartwatch Hangang Touchscreen Smart Watch GT08 Smartwatch Remote Camera Music Player Support SIM/TF Notification Reminder Fitness Wristwatch Black

◕‿◕Cell Phone Watch, Smart Watch, Insert SIM Card and use as a regular Cell Phone.
◕‿◕COMPATIBILITY: All Android and iOS Mobile Phone & Android Tablet PC. Android Mobile Phone: Samsung, HTC, Sony, LG, HUAWEI, ZTE, OPPO, XIAOMI,....
◕‿◕FUNCTION: Sleep Monitor, Sedentary alarm, Alarm clock, Calculator, Photograph, Dial, Calling Remind, Clock, SMS , Notification Bluetooth....
◕‿◕It supports GSM 850/900/1800/1900 MHz Network.(When you insert a GSM SIM Card, you can use it as an independent phone, including make and....

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Dioche 4G/3G/GSM Alarm System, GL09 4G/3G/ GSM 8CH Alarm Security System Alert Module 8‑Channel Input Low Consumption for Home Garage Warehouse Security(US)

⦾Multi-band support: DC 5V-16V power input, 8 alarm detection channels, and users can set different content for each alarm message channel. You can select the input port to be NC or NO for alarm. The built-in 4G module can work anywhere in the world through 4G, 3G and GSM Net..
⦾Simple operation and use: We have customized apps that support iOS/Android systems and can be set by simply sending text messages through the app..
⦾Multiple groups of numbers can be set: You can set up to 6 groups of called numbers. When the alarm input has a trigger signal, the alarm message will be sent to the alarm number, or you can call the alarm directly..
⦾Low-voltage alarm function: The low-power sleep mode design can detect the battery voltage in real time and issue a low battery voltage alarm, which is suitable for battery-powered applications..
⦾Short circuit alarm: The input is a switch signal. When the input port is short-circuited with the ground (GND), it will send an alarm message to the preset mobile phone or dial the set alarm number. The content of the alert message can be set by you..

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D1D9 Home Alarm System Touch Screen Burglar House Security 18 pcs WiFi APP DIY Wireless GSM

BIG TOUCH SCREEN watch and operation easy.
WIFI SIM CARD The burglar alarm system support SIM card and wifi..
REMOTE CONTROL You can control the alarm system Arm/Disarm/Voice Monitoring /Intercom by cellphone anywhere..
GSM+WIFI Connect wifi easy,No any monthly fee.Only support 2.4GHz.
SCARE BURGLAR AWAY When someone trigger the 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.

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Long-CZ J9 World Mini Smallest Flip Mobile Phone Unlocked (Black)

... Smart bluetooth function - When phone connected with bluetooth to other smartphone, can Sync the smartphone Calling, Phonebook, Music, Whatsapp, Wechat, QQ, Online calling.
Bluetooth yes, Bt dialer Yes,Bluetooth distance 10meters- More than 10 meters,J9 will make an alarm sound and bluetooth function will be lose effectiveness.
[Global GSM Frequency] Quad Band GSM850/900/1800/1900MHz. PLS MUST USE THE SIM CARD WHICH SUPPORTS GSM, LIKE T-MOBILE (in some states), LYCAMOBILE, SPEEDTALK, TING GSM, SIMPLE MOBILE OR ANY OTHER CARRIER THAT PROVIDE 2G GSM SIM CARD (SELECT PRE-PAID SIM CARD). WILL NOT WORK WITH AT&T AND ANY CDMA CARRIERS LIKE VERIZON, SPRINT, BOOST, PAGEPLUS. YOU CAN USE 2G 3G 4G SIM CARDS BUT IT MUST SUPPORT 2G GSM.

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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..

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