RedTagCanada SIM900 Quad Band GSM GPRS Quad-Band Modules 2G Shield Development Board for R3 Mega with Antenna for Arduino SCM & DIY Kits
... 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 serial port or hardware serial port to be connected to GPRS Shield.
GSM Alarm System, Mini 8 CH Home Security Wireless SMS SIM Call with Intelligent Design
When any alarm input is triggered, SMS alarm messages will be sent to up to six preset phones. Any input is a shorted to GND and actiates the alarm..
GSM Intelligent box size and ery thin, can be easily mounted in a Panel of target system to add the characteristics of GSM Alarm..
The Alarm can be customized with your SMS text, compatible with SMS Alarm, Alarm of telephone call..
We can Customize the design of the GSM Alarm Box according to their requirements for free..
We solemnly promise you that if you find problems with the product itself, you can contact us in time. we will definitely gie you a reply in the first place and return it for you. please feel free to use it..
Smart Watches for Men (Dial/Receive Calls, 100+ Faces),Fitness Smartwatch with Voice Assistant, Sleep Tracker, App Message Reminder, Music Control, IP67 Waterproof Smart Watch for Android and iPhone
...e training, Social media notifications, music player, find phone, alarm clock , sedentary reminder, remote camera, calculator etc..
【Smart Activity Tracker / 100+ Faces】10 kinds of sports mode trackers, such as Running, Basketball, Football, Walking, Table Tennis, Climbing, Cycling, Yoga / gymnastics, elliptical machine, let you know your fitness status at any time.8 kinds of faces can be switched at will on the watch and more on our app. You can also customize the dial with your favorite image..
【Message Reminder / App Pushes Notification】After the smart watch is connected to the mobile phone via Bluetooth, you can turn the reminder function on or off in the app , and most of all your app push can be synchronously displayed on the smart watch, such as Incoming call, SMS, Facebook, Twitter, Gmail,WhatsApp, LinkedIn, KaKaoTalk, Instagram, Line Messenger, Skype, etc..