Is it necessary to buy a driving recorder electronic dog?

1. The driving recorder can take pictures with high-definition lens, and record the images and sounds during the driving of the vehicle by immediately starting the engine. When an accident happens, it will provide evidence immediately to protect the driver's self-rights. When the driving recorder is used, it can record the video, image and sound in front of the vehicle, and it exists in the designated equipment. At present, there are many kinds of driving recorders, including single lens and double lens. The dual-lens driving recorder can record the rear video at the same time.

2. Car electronic dog is a kind of vehicle-mounted equipment, which is used to remind the owner of the existence of electronic eyes or speed measuring radar in advance to prevent being fined for speeding or violating regulations.

Matters needing attention in selecting driving recorder:

Shooting angle: the larger the shooting angle, the wider the shooting coverage, which can better reflect the situation of the two cars and avoid the occurrence of "touching porcelain" between the two sides; Shooting resolution: Generally speaking, when the video resolution is 1280*720, the license plate of the front car can be seen clearly, while the license plate of the down lane is relatively blurred. In addition, the sensitivity of the CMOS chip of the recorder and the glass of the external lens are good or bad. It is directly related to the effect of shooting at night.

Choose some large-screen driving recorders, which are convenient to look back and easier to operate; Compression format: H264 compression format is mostly adopted. Without a good compression method, it not only takes up a lot of memory, but also requires higher speed of memory card, otherwise it is easy to lose frames and affect the duality of memory card driving recorder. Night vision effect: excellent products will have clear headlights when they meet cars.