DVR in car camera recorders:
By now, you have probably seen some pretty crazy accidents on youtube, filmed on in car DVRs. Without the in car DVR systems, it would have been your word against the other driver’s word on what really happened. For drivers who commute a lot, taxi cab or uber drivers, or people driving around areas with a lot of pedestrians – and in car dvr system is an almost required item to cover your liability.”Read
Some main things you need to pay attention to is if an unit will record by itself, when it senses motion, how does it record, does it have a screen so you can review footage.
It is also important to note if the storage is internal or it will require an sd card (at an extra expense). You also need to take note of recording times, and how much you drive to pick an unit.
Not all units are created equal, more expensive units will have a better sensor , so it will pick up objects in more detail and may work better at nighttime.
another important thing is if the unit will record in 720p, 1080p or in standard definition.
Sometimes, you want multiple cameras to record all around a vehicle