And how is it no one had thought of that in modern wireless communications technology to run to the intercom and manually open the door - it's just not right?
And most importantly, these technologies allow the creation of a simple and very handy device - DoorBot.
In a nutshell, this is the videophone and bilateral intercom. Cost visitor click on the housing DoorBot, the camera starts recording, and your phone is available video call. Now you can communicate with the visitor from your sofa.
In addition, the call will go even if you are not even home. True, the range DoorBot we have not known.
According to the developers, DoorBot perfectly connects to another device - Lockitron. This remote controlled door lock, also tied to your smartphone or tablet. While a visitor communicates with the door, and you - with him, you can decide to let him or not. You switch the display will lock / unlock. Press and Lockitron unlock the door.
Of course, if you have a modest Moscow "odnushka" is not a sin, and run to the door. But the owners of large apartments, these devices can be very useful.
True, there is no way to buy DoorBot. Developers are now raising money to start mass production of a fashion crowd-funding.
And most importantly, these technologies allow the creation of a simple and very handy device - DoorBot.
In a nutshell, this is the videophone and bilateral intercom. Cost visitor click on the housing DoorBot, the camera starts recording, and your phone is available video call. Now you can communicate with the visitor from your sofa.
In addition, the call will go even if you are not even home. True, the range DoorBot we have not known.
Of course, if you have a modest Moscow "odnushka" is not a sin, and run to the door. But the owners of large apartments, these devices can be very useful.
True, there is no way to buy DoorBot. Developers are now raising money to start mass production of a fashion crowd-funding.