It immediately catches the eye on older iPhones: a little black above the speaker. But no one knows its function. On many smartphones, such as the iPhone, more “dots” are built next to the camera. But what do they really stand for?
Before the iPhone gets a full view screen, you can see the black dot above the display on every device. For example, with the iPhone 7 and 8, but only with the most recent iPhone SE (2020). But what is behind it? Iris scanner, camera, microphone or speaker? After all, smartphones have all kinds of practical technologies. TECHBOOK uses an example to illustrate which sensors are present in the iPhone.
Detailing the functionality of the smartphone
The sensor is in the vicinity of the black dot above the upper speaker. This ensures that your ear does not accidentally trigger a touch command when calling. As soon as you approach the sensor during the call, the iPhone display will turn off.
Also read: All information about iPhone 13
Almost invisible brightness sensor on white iPhone
In addition to the proximity sensor, the iPhone has another sensor that scans the surroundings, thus helping to set the display the correct brightness. In strong sunlight, the screen will automatically glow when walking at night. The brightness sensor is rarely visible on white iPhones – on the other hand, the sensor is easier to see on a black iPhone.
There is a small, black hole on the back of many smartphones. Is for TECHBOOK Here is the meaning of the point next to the camera Once explained.
Source: Just because you don’t see a sensor right away doesn’t mean it doesn’t exist. Newer models, such as the iPhone 12, also have specified sensors. However, they are often integrated at the apex, due to their dark color, which can only be seen when the device is held at a certain angle.