The Mio MiVue 935W 4K + WiFi + GPS is a dash cam you can record sharp video footage in 4K resolution with. You can attach it to your windshield and record the traffic in front of you. This way, you have proof of an accident for example. The camera has a relatively large Sony Starvis sensor, so you can even record bright images in the dark. If you turn on the HDR function, the camera merges several images. Thanks to this, you see less white noise in the images and details like license plates and traffic signs are more legible. The dash cam has a built-in GPS sensor. Thanks to this, it knows exactly where it's driving and it warns you for speed cameras and section speed controls. This reduces your chance of speeding tickets.