Hello everyone.i need your help to give the advice about my project.i want to make a surveillance system camera that can be monitor in anywhere.i will describe about my project. i am using pir sensor to detect the human.so when pir sensor detect someone , it will be sent the alert message through sms to owner. when that happen, owner will open the android to view what camera is recorded in real time.on the application, owner can take a picture or record the video. i want to using microcontroller 8051. the system like a e camera but want to add new features like sent the sms to owner. so owner can watch in real time. i want to increase the distance.so owner can watch anywhere through android application.so the problem is the hardware. i don't what suitable hardware that can be connect the microcontroller8051 to the internet that can be support my real time application.gsm module or 3G dongle that suitable to use?