Open the door through your phone | DoorBot and Lockitron
Mar 11, 13
It is an idea that has ran in my head for years. Imagine if we could answer the doorbell of the house no matter where we are using the Internet connection. An American survey revealed that 91% of people in the United States hold the phone in a range of about 1 meter, 24 hours a day. The utility would probably not be so obvious but...
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