Cool! I have an idea to create door intercom using raspberrypie, webcam, speaker and mic. When somebody presses the door bell a SMS is sent to the owner. User c

Cool! I have an idea to create door intercom using raspberrypie, webcam, speaker and mic. When somebody presses the door bell a SMS is sent to the owner. User can launch the mobile app to see who is at the door and communicate with the person.