The process is simple, safe and completely free. Thanks to specialized applications, An old telephone can become a video surveillance device that is controlled from another mobile, tablet or even from a web browser. This is considerable savings against the purchase of traditional security systems, which can Easily overcome 200 euros.
One of the most recommended options for its ease of use and functionality is Alfred Camera appavailable for both Android and iOS. This application allows Use a device as a broadcast camerawhile another acts as a surveillance monitor.
- Download the app on both devices: The first step is to install the app on two phones: the old one, which will work as a camera, and the current one, which will act as an image receiver.
- Log in with the same account: Both devices must log in with the same Google or Apple ID account to link them safely.
- Place the mobile in the right place: The next step is to locate the old mobile in a strategic site: a room shelf, the entrance of the house, the baby’s room or even inside the car. Ideally, it is connected to the current to prevent the battery from being exhausted.
- Configure movement alerts: Most of these apps allow to activate instant notifications when they detect movement, record automatically and even speak through the phone as if it were an intercom.
ADVANTAGES AGAINST OTHER SOLUTIONS
In addition to economic savings, these solutions stand out for their versatility. The quality of the mobile camera, which in many cases is higher than that of a low -end IP cameraallows you to obtain crisp images both day and night (if the device has a night mode or is installed near a light source).
Another remarkable advantage is the possibility of accessing the camera in real time from anywhere in the world with Internet connection, which makes the mobile a very effective security tool.
A second use for millions of mobiles
According to data from the IDC consultant, more than 1.5 billion smartphones were sold worldwide in 2023, while the average renewal rate of devices is between 24 and 36 months. This implies that millions of mobile phones with functional cameras end up useless before exhausting their useful life.
Taking advantage of them for purposes such as surveillance, home automation or domestic security not only involves saving, but also helps reduce the generation of technological waste, aligning with sustainable and responsible practices.
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