Electronics

Find Electronics from the best B2B online marketplace. Find a reliable Electronics supplier, vendor, manufacturer or distributor to get free quote on HKTDC Sourcing.

Electronics Suppliers and Manufacturers

Telecommunication

elec

Find Telecommunication from the best B2B online marketplace. Find a reliable Telecommunication supplier, vendor, manufacturer or distributor to get free quote on HKTDC Sourcing.

Telecommunication Suppliers and Manufacturers

Peace Target Ltd

GPS Tracker includes the following features : Anti-theft positioningCharging input: InputAC110-220V50/60HzCharging output: OutputDC5.0V 300-500MaMachine battery: 3.7V 400mAh Li-ion batteryStandby time: 7 daysWorking time 4-6 daysExpansion card: mini TF cardContinuous call: 150-180 minutesNetwork mode: GSM/GPRDGSM positioning time: 25 secondsOperated with polymer batteryMaterial : ABS housingSize closed : Length of 3.5 cm x Width of 2 cm x Thickness of 1.4 cm

GPS Tracker

GPS Tracker with anti-theft positioning and long battery life

Shandong Kaer Electric Co Ltd

Parameter Index Whole machine Material ABSmatte surface Color White Product Size 101.8*53.4*12mm Weight (bare weight) About 58g Appearance design Straight type Standard/frequency band LTE Wireless4G Module Working frequency TD-LTE：B39/B40/B41 LTE FDD：B1/B3/B5/B8 Transmit power 23dBm±2.7dB Receive sensitivity ≦-96dB System parameters CPU Main frequency 832MHz RAM 128Mb ROM 128Mb Ability CAT1 Processor ASR3603 Interface USB Type-C Position Positioning mode Beidou+GPS+AGPS+Wi-Fi Scan+base station Satellite positioning accuracy &lt;10meters Button Qty 4 Service life &gt;2 million times NFC RFID antenna/13.56MHz RFID card Card type NFCchipset ISO/IEC 14443-2/3/4 TYPE A, ISO/IEC 7816-4 Card distance 0～30mm Battery Type Lithium polymer battery   Capacity 1500mAh Work and standby Standby time: &gt;85days Talk time: &gt;3hours Charging time: about 3hours Accessory Accessory Charging cable, manual, card removal pin, lanyard Other Working humidity 10%～95%(no condensation) Atmospheric pressure 86～106Kpa Operating temperature -20℃～+50℃  Company Profile Founded in 1996100+ R&amp;D engineers, hundreds of patentsSelf-owned SMT &amp; Assembly linesLeading designer and manufacturer of FWPs, Android desk phones, CPEs, Outdoor payphones, Electronic student ID cards, Landline phonesLong-term partnership with China Mobile, China Unicom and China TelecomProducts being shipped to more than 50 overseas channel buyers and operatorsCertificates Packages&amp;Delivery FAQ1. Are you a MANUFACTURER?Yes, we are founded in 1996, located in Weihai , Shandong , please watch our company introduction video at home page.2. Do you support SMALL ORDERS?Yes, no matter how small the order is, we can accept it. After all, big orders start from small ones. We are very glad to grow with you.3. Do you have CERTIFICATES?Yes, we have CE, FCC, RoHs, EPR and WEEE certificates. If you need other certificates, we can also assist you to complete them together.4. What is your DELIVERY TIME?In general, it need 30 business days, of course, the quantity and requirements of the order will also affect the delivery time, but we will treat each order with heart and do our best to deliver the goods for you as soon as possible.5. What is your PAYMENT TERMS?We support L/C, T/T, Western Union and Paypal.6. Do you support CUSTOMIZATION?Yes, we can customize packaging, logo, hardware and software. Please email us for more details.

Factory 4G LTE Mini GPS Tracker Campus 

4G LTE Mini GPS Tracker for precise location tracking

Model number KT17S Main module ASR1606/ASR3603 Size 90*53.5*9.9 MM Light indicator Indicator status lights *2 Input Equipped with 4 buttons, the service life of the buttons is more than 2 million times Antenna Built-in antenna Standby time &gt;10 days Positioning Technology Glonass/Galileo/GPS/AGPS/WiFiScan/LBS Battery 1000mAh Features Family number, White list, Invisible in class, SOS, Electronic fence, Activity tracking history, Real-time positioning. Waterproof Level IP67 Company Profile Founded in 1996100+ R&amp;D engineers, hundreds of patentsSelf-owned SMT &amp; Assembly linesLeading designer and manufacturer of FWPs, Android desk phones, CPEs, Outdoor payphones, Electronic student ID cards, Landline phonesLong-term partnership with China Mobile, China Unicom and China TelecomProducts being shipped to more than 50 overseas channel buyers and operators Certificates   Packages&amp;Delivery 

4G CAT1 Sim Card GPS Tracker Device

4G LTE Kids Smartwatch GPS Tracker

Product Introduction  Company Profile    Shandong Kaer Electrlc Co., Ltd. Shandong Kaer Electric Co., Ltd. was founded in 1996, it is a key high-tech enterprise of the National Torch Plan, a 5G industry pilot and a demonstration base for the internet of Things application in Shandong. The company focuses on the three core business. smart communication, smart education and identity recognition, and it builds a smart terminal and software development platform with independent research and development as the core, integrating R&amp;D, production, sales and service. Kaer launches more than 200 models of products, including 4G/5G smart fixed wireless phone, Android video telephone, 4G/5G CPE outdoor video payphone and electric student cards, etc. We provide advanced products and complete customized system solutions to multi-industry users and target customer groups. The company has mastered a number of core technologies in the fields of communication terminals, identity recognition and smart education and has obtained more than one hundred patents and software copyrights.  FAQ1. Are you a MANUFACTURER?Yes, we are founded in 1996, located in Weihai, Shandong , please watch our company introduction video at home page.2. Do you support SMALL ORDERS?Yes, no matter how small the order is, we can accept it. After all, big orders start from small ones. We are very glad to grow with you.3. Do you have CERTIFICATES?Yes, we have CE, FCC, RoHs, EPR and WEEE certificates. lf you need other certificates, we can also assist you to complete them together.4. What is your DELIVERY TIME?In general, it need 30 business days, of course, the quantity and requirements of the order will also affect the delivery time, but we will treat each order with heart and do our best to deliver the goods for you as soon as possible.5. what is your PAYMENT TERMS?We support L/C, T/T, Western Union and Paypal.6. Do you support CUSTOMIZATION?Yes, we can customize packaging, logo, hardware and software. Please email us for more details. Please contact us for more information.  

HC02  Slim ID Card Plastic GPS Tracker 4G Real-Time SOS Emergency Call App Remote Control Child/Elderly Waterproof

HC02 Slim ID Card GPS Tracker with SOS Emergency Call

Product Introduction  Company Profile   Shandong Kaer Electrlc Co., Ltd. Shandong Kaer Electric Co., Ltd. was founded in 1996, it is a key high-tech enterprise of the National Torch Plan, a 5G industry pilot and a demonstration base for the internet of Things application in Shandong. The company focuses on the three core business. smart communication, smart education and identity recognition, and it builds a smart terminal and software development platform with independent research and development as the core, integrating R&amp;D, production, sales and service. Kaer launches more than 200 models of products, including 4G/5G smart fixed wireless phone, Android video telephone, 4G/5G CPE outdoor video payphone and electric student cards, etc. We provide advanced products and complete customized system solutions to multi-industry users and target customer groups. The company has mastered a number of core technologies in the fields of communication terminals, identity recognition and smart education and has obtained more than one hundred patents and software copyrights.  FAQ1. Are you a MANUFACTURER?Yes, we are founded in 1996, located in Weihai, Shandong , please watch our company introduction video at home page.2. Do you support SMALL ORDERS?Yes, no matter how small the order is, we can accept it. After all, big orders start from small ones. We are very glad to grow with you.3. Do you have CERTIFICATES?Yes, we have CE, FCC, RoHs, EPR and WEEE certificates. lf you need other certificates, we can also assist you to complete them together.4. What is your DELIVERY TIME?In general, it need 30 business days, of course, the quantity and requirements of the order will also affect the delivery time, but we will treat each order with heart and do our best to deliver the goods for you as soon as possible.5. what is your PAYMENT TERMS?We support L/C, T/T, Western Union and Paypal.6. Do you support CUSTOMIZATION?Yes, we can customize packaging, logo, hardware and software. Please email us for more details. Please contact us for more information.   

HC03 GPS tracker Family Student School Calling LBS with 4G WIFI Screen Color Sim Card Student Phone SOS Call Plastic

HC03 GPS tracker Family Student School Calling

 Product Introduction   Company Profile     Shandong Kaer Electrlc Co., Ltd. Shandong Kaer Electric Co., Ltd. was founded in 1996, it is a key high-tech enterprise of the National Torch Plan, a 5G industry pilot and a demonstration base for the internet of Things application in Shandong. The company focuses on the three core business. smart communication, smart education and identity recognition, and it builds a smart terminal and software development platform with independent research and development as the core, integrating R&amp;D, production, sales and service. Kaer launches more than 200 models of products, including 4G/5G smart fixed wireless phone, Android video telephone, 4G/5G CPE outdoor video payphone and electric student cards, etc. We provide advanced products and complete customized system solutions to multi-industry users and target customer groups. The company has mastered a number of core technologies in the fields of communication terminals, identity recognition and smart education and has obtained more than one hundred patents and software copyrights.  FAQ1. Are you a MANUFACTURER?Yes, we are founded in 1996, located in Weihai, Shandong , please watch our company introduction video at home page.2. Do you support SMALL ORDERS?Yes, no matter how small the order is, we can accept it. After all, big orders start from small ones. We are very glad to grow with you.3. Do you have CERTIFICATES?Yes, we have CE, FCC, RoHs, EPR and WEEE certificates. lf you need other certificates, we can also assist you to complete them together.4. What is your DELIVERY TIME?In general, it need 30 business days, of course, the quantity and requirements of the order will also affect the delivery time, but we will treat each order with heart and do our best to deliver the goods for you as soon as possible.5. what is your PAYMENT TERMS?We support L/C, T/T, Western Union and Paypal.6. Do you support CUSTOMIZATION?Yes, we can customize packaging, logo, hardware and software. Please email us for more details. Please contact us for more information.   

HCO1 4G Smart GPS Tracker Kids Pet Real-Time Tracking Google Maps Beidou LBS AGPS One-Touch SOS Button Electronic Fence Plastic Touch 

HCO1 4G Smart GPS Tracker for Kids and Pets

Model number KT17S Main module ASR1606/ASR3603 Size 90*53.5*9.9 MM Light indicator Indicator status lights *2 Input Equipped with 4 buttons, the service life of the buttons is more than 2 million times Antenna Built-in antenna Standby time &gt;10 days Positioning Technology Glonass/Galileo/GPS/AGPS/WiFiScan/LBS Battery 1000mAh Features Family number, White list, Invisible in class, SOS, Electronic fence, Activity tracking history, Real-time positioning. Waterproof Level IP67 Company Profile Founded in 1996100+ R&amp;D engineers, hundreds of patentsSelf-owned SMT &amp; Assembly linesLeading designer and manufacturer of FWPs, Android desk phones, CPEs, Outdoor payphones, Electronic student ID cards, Landline phonesLong-term partnership with China Mobile, China Unicom and China TelecomProducts being shipped to more than 50 overseas channel buyers and operatorsCertificates Packages&amp;Delivery 

Remote Monitor International IoT 4G CAT1 Sim Card GPS Tracker Device

Product Introduction  Company Profile     Shandong Kaer Electrlc Co., Ltd. Shandong Kaer Electric Co., Ltd. was founded in 1996, it is a key high-tech enterprise of the National Torch Plan, a 5G industry pilot and a demonstration base for the internet of Things application in Shandong. The company focuses on the three core business. smart communication, smart education and identity recognition, and it builds a smart terminal and software development platform with independent research and development as the core, integrating R&amp;D, production, sales and service. Kaer launches more than 200 models of products, including 4G/5G smart fixed wireless phone, Android video telephone, 4G/5G CPE outdoor video payphone and electric student cards, etc. We provide advanced products and complete customized system solutions to multi-industry users and target customer groups. The company has mastered a number of core technologies in the fields of communication terminals, identity recognition and smart education and has obtained more than one hundred patents and software copyrights.  FAQ1. Are you a MANUFACTURER?Yes, we are founded in 1996, located in Weihai, Shandong , please watch our company introduction video at home page.2. Do you support SMALL ORDERS?Yes, no matter how small the order is, we can accept it. After all, big orders start from small ones. We are very glad to grow with you.3. Do you have CERTIFICATES?Yes, we have CE, FCC, RoHs, EPR and WEEE certificates. lf you need other certificates, we can also assist you to complete them together.4. What is your DELIVERY TIME?In general, it need 30 business days, of course, the quantity and requirements of the order will also affect the delivery time, but we will treat each order with heart and do our best to deliver the goods for you as soon as possible.5. what is your PAYMENT TERMS?We support L/C, T/T, Western Union and Paypal.6. Do you support CUSTOMIZATION?Yes, we can customize packaging, logo, hardware and software. Please email us for more details. Please contact us for more information.   

HTK01 Anti-Lost Parents Control Large Capacity 4G LTE WiFi LBS SOS Button GPS Tracker

HTK01 Anti Lost Parents Control GPS Tracker with SOS Button

Round-shaped Bluetooth Smart Finder Anti-lost Device with Keychain includes the following features : Bluetooth version: 5.0Connects seamlessly with your smartphone or other devices, allowing you to track and find your items with easeSmall, lightweight, and portable, making it easy to attach to your keys, pet collars, wallets, and other belongingsWireless distance: approx. 20 metersPowered by 220 mAh batteryUniversal for various mobile phonesEquipped with a keychain attachment for convenient and secure placement on various itemsIdeal for keeping track of pets, keys, wallets, bags and other valuables, ensuring you never lose sight of your important possessionsVarious colors and logo printing are availableMaterial : ABS housingSize closed : Diameter of 3.8 cm x Thickness of 0.6 cmWeight of 7 grams

Round-shaped Bluetooth Smart Finder Anti-lost Device w/ Keychain

Round shaped Bluetooth Smart Finder Anti lost Device

MGM Industries & Company

 	 Smart Bluetooth Finder Child Kid Pet Tracking Purse Tag track location Alarm Anti-lost Tracker 	 Anti-Lost alarm tracer, Voice recording, Remote Shutter, Find stuff,Parking Site Searching 	 Bluetooth version: Bluetooth 4.0 Low Energy 	 Compatible for Andriod 4.3 or above,and with Bluetooth 4.0 smartphone 	 Working distance: About 10M&nbsp; 	 Suitable for: Wallet, Car, Kid, Pets, Bags,Suitcase or other belongings. 	 Battery : CR2032 Lithium Coin Battery (Included ) 	 Standby time: 6 month 	 Available colors:&nbsp;White/Green/Pink/Black/Blue or customised 	 Work with app  

Smart Bluetooth Alarm Anti-lost Tracker 

Square-shaped Bluetooth Tracker includes the following features : Anti-lost alarm tracer functionApplicable system: IOS / AndroidVoice recordingWorking distance: 35mOperated by 1 x CR2032 battery (included)Material : ABS housingSize closed : Length of 3.7 cm x Width of 3.7 cm x Thickness of 0.8 cm

Square-shaped Bluetooth Tracker

Square shaped Bluetooth Tracker with anti lost alarm feature

FUJIAN EMAX INTELLIGENT CO., LTD

GPS Multi Sports Smart Watch,Fitness HRM Band,Outdoor Electronics,Smart Watch,Digital Sports Watch,Healthcare Wrirtband etc. 

Smartwatch

Smartwatch with GPS and fitness tracking features

Round-shaped Anti-lost Tracker includes the following features : Ultra-low power consumption 4.0 bluetooth chipAnti-lost alarm tracer functionFind objects with one click, open the APP to view the location and easily retrieve it according to the map locationOperated by 1 x CR2032 battery (210mAh)Standby time: 6 monthsWorking distance: 10-15 metersCertification: CE/ROHS/FCCCompatible with iOS and Android systemsSuitable for wallets, cars, pets, bags and other itemsMaterial : ABS housingSize closed : Diameter of 3.19 cm x Thickness of 0.9 cmWeight of 25 grams

Round-shaped Anti-lost Tracker

Round shaped Anti lost Tracker with Bluetooth and alarm features

For Students ID Card Elderly SOS Button Tracking Tracker

New Sky Industrial Ltd

New Arrival Anti-lost Tracker Device Smart Card K2 WTAG-1 For iPhone,  Item NameApple Anti-lost Tracker DeviceMatching NameSmart CardProduct Pics　Support S/W and H/WiOS14.5/iPhone SE iPhone6S AboveBuzzer SpecGLS9032Response Distance50 MetersPositioning DistanceNo limitedProduct Size85mm*54mm*1.8mmBattery Capacity100mAh/104545Product Net Weight12gBattery Spec3.0V Lithium manganese soft pack batterySingle Product plus Battery35gStand-by Time3-4 MonthsQTY Per Carton200pcsWireless ChargingYesTotal Carton Net Weight7KGIP RatingIP68Total Carton Gross Weight7.5KGProduct MaterialABS matte surfaceCarton Spec　Product ColorBlack and WhiteAccessoriesSmart Card 1pcs + User Manual 1pcs + Packing 1pcs Press Button Instruction1Power onPress once (with a prompt sound)　2Power OffLong press for 5 seconds (with a prompt sound)　　3Reset/UnbindQuickly press and hold for 5 times while turning on the device, until there is a prompt sound, then release (the IOS end also needs to remove the item)                      

New Arrival Anti-lost Tracker Device Smart Card K2 WTAG-1 For iPhone 

New Arrival Anti lost Tracker Device Smart Card K2

Trans Electric Co., Ltd.

Features: • 4G LTE / Sub-6 5G MiMo 4x4 / WiFi 2x2 / GPS x 1 (7-in-1 Antenna) • Static and Mobile Connectivity • Mobile WiFi for caravans and motorhomes • Omni-directional reception  The antenna reception is omni-directional to improve reception performance in challenging environments. • 4G/5G wide bandwidth  The antenna covers 617~6000 MHz, supports 3G/4G/4G LTE/Sub-6 5G cellular network connection.  Overview: The GA-5200 is a high-performance 4G / Sub-6 5G MIMO 4 X 4 antenna covering 617~6000MHz, specially designed for motorhomes and caravans. This model supports 3G/4G/4G LTE/Sub-6 5G cellular network signal connection.   You can get fast and reliable internet connection almost anywhere with the GA-5200 mobile WiFi for motorhomes and caravans. Here are the situations where the GA-5200 car antenna can be useful: 1. Mobile Connectivity: Provides a stable and fast internet connection in campervans or motorhomes, ensuring reliable navigation,   communication, and entertainment.  2. Remote Work and Learning: Ideal for remote work or study, the antenna enhances 5G connectivity, supporting tasks like online learning and digital activities from the comfort of your campervan or motorhome.  3. Streaming on the Go: Allows campervan and motorhome enthusiasts to enjoy uninterrupted streaming and online content, enhancing the overall recreational experience with a reliable 5G connection.  4. With the optional GPS/GNSS function, its reliable connection for fast data transfer can be an ideal solution for fleet management with vehicle tracking and navigation. 5G mobile car antenna is handy for keeping you connected during your travels in campervans and motorhomes, especially in out-of-the-way places, and meets the digital needs of individuals embracing a more flexible and mobile lifestyle.   

4G LTE/ SUB-6 5G  | Omni-Directional | MIMO 4x4 |WIFI 2.4G & 5G 2 X 2  | GPS| Mobile Car Antenna | GA-5200

4G LTE Sub 6 5G Omni Directional MIMO Antenna GA 5200

Solon Technology Co Ltd

The GPS features a 5&quot; screen that delivers 800 x 480 resolution displays. It is designed with the USB port and SD/MMC slot. This piece also&nbsp;supports music and video play
 
  Storage: 128M. 
  Basic functions: radar mobile distance test, FM transmitter, voice navigation and handwritten input. 
 

5" GPS

5 GPS with multimedia features and voice navigation

Holy Wealth Ind'l Co Ltd

Blue Tooth GPS Receiver

SHENZHEN E-WORLD CO LTD

   Applications: real-time online tracking, better for fleet management such as taxi, vehicle, rent cars, logistics truck, fuel monitoring, real-time online tracking through internet or software, can track the targets by mobile, computer, PDA, etc.   Because of the main communication of the system are GPRS and internet. It makes GPS products can monitoring uninterrupted and implementation for the second time in the car, GPS control center can achieve real-time traffic monitoring.   GPS orientation, GPS receiver will get a complete routine.   Automatically report position/status.   Data content: vehicle status, ACC status, time, longitude &amp; latitude, speed, and direction.   Intelligent moving report (&gt;=20 seconds, &lt;= 5000 seconds).   Intelligent stopping report (automatically at every 3 minutes when stopping).   Engine running time recording (triggered by 6-16 volt input, time record up to 99999 hours exact to seconds).   History data store even power off.   The device with a memory chip to store up to 512 messages even if GPRS network signal is weak or unavailable, it can save tracking history for 24 hours.   History playback. You can replay track history of the car whatever and whenever you want to know, including moving route, speed, mileage, ACC time, direction, fuel consumption.   Remotely modify vehicle setup.   Automatically keep GPRS alive.   Speed report.   Domain name setting (fox example: FFIP: &quot;TCP&quot;, &quot;www.ABC.com&quot;, &quot;8010&quot;).   Geo-fence. When unit is out of these predefined areas, a report will be generated to the monitor.   Cut off power/fuel supply to stop the car if necessary by monitoring software.   SOS button for emergence help.   Waterproof bag (optional).   Monitor the oil/fuel: the fuel/oil that the vehicle consumes is automatically recorded; with the software, it will draw a complete report of oil/fuel consumption. In this case, it will completely eradicate phenomenon such as stealing oil. And the system will tell the fuel consumption, so that it may control the cost of oil/fuel.   It can connect the LCD.  

GPS Vehicle Tracking System  

GPS Vehicle Tracking System for real-time fleet management

Shenzhen Goldenshield Technology Co Ltd

   Item number: GST601X.   GST601X is one of our latest GPS intelligent terminal, according to the standard recorder Chinese standard JT/T794-2011 and JT/T808-2011, this design for record the driving status data with the GPS function. It can record, appear and require the parameter of the driving car. Can supply the real data for the Vehicles and traffic management, protect the car and driver. Can use the (GSM, GPRS, CDMA), GPS connector, transmit the data to the platform or the data server.   Size: 13.1 x 10.3 x 2.4cm; Simcom340 GSM Module; GPS JRC595 GPS module; SIRF-STAR III GPS Chip.   Support GSM Quad-band (850/900/1800/1900), can be working perfectly worldwide.   Application range   Passenger vehicles, Dangerous goods vehicles, Cargo vehicles, etc.   General Parameter   Expand connector: Three RS232 connector (one can make for RS485 connector); A USB connector; A CANBUS connector.   Work mode: Voice, SMS or GPRS.   Flash: 4M byte flash; TF (Max 4G).   To know more, please contact us for asking for the manual/user guide.  

GPS/GSM/GPRS/CDMA Intelligent GPS Tracker with CANBUS GST601X

GPS GSM GPRS CDMA Intelligent GPS Tracker GST601X

Dongguan Guanlong Photo Electric Co Ltd

 
  This digital GPS tracker comes with a high-resolution LCD display with back light. The self-calibrate digital compass is powerful and accurate in providing the location immediately. This tracker is light in weight and weather resistant.    
 
   Sensitive and functional.  
   Displays temperature, altitude, speed and distance.    
   Power: AAA battery x 2.  
 
 

Digital GPS Tracker

Digital GPS Tracker with high resolution LCD display

Axestrack Software Solutions Private Limited

 Device Specifications  	 GSM : 850/900/1800/1900 Mhz 	 GPRS : Class 12, TCP/IP 	 Working Voltage : 11-55VDC (With Low Power Consumption for Optimization of Vehicle Battery) 	 GPS Fixed Precisions : 5-10m(Location Accuracy&lt;10m) 	 Temperature : -20C+70C 	 Humidity : 5%-95%RH&nbsp;  &nbsp; Special Features  	 High Quality Device 	 2 Years Replacement Warranty 	 Remote Cut-off(petrol/power) 	 ACC Detection 	 Ignition Control 	 SOS 	 400mAh Battery 	 Can Use any Digital sensor for digital input 	 OBD Interface  

GPS Vehicle Tracker

GPS Vehicle Tracker with advanced features and high accuracy

GATOR GROUP CO.,LTD

This GPS tracker is ideal for cars, taxis, buses, trucks, etc. It is manufactured under strict QC to promise quality you can rely on. This high-performance GPS tracker is easy to install.
 
  Fleet management for cars, taxis, buses, trucks, etc. 
  Small size and easy for installation. 
  Real-time track by web system. 
  Two-way voice and SMS communication. 
  Configuration through three different ways such as SMS devices, computers and peripherals. 
  Listening monitoring. 
  Able to re-upload the location data in the condition that the GSM signal is weak. 
  Disable or enable engine remotely. 
  Detects the ignition on/off, the door open/close, air-condition on/off, etc. 
  Fuel monitoring and temperature monitoring. 
  Record mileage information. 
  History playback. 
  Power-off alarm/over-speed alarm/idling alarm/parking alarm/moving alarm/acceleration alarm/fuel changing alarm. 
 

My Sourcing