06/10/2026
What's an MDVR, and why do heavy vehicles need one instead of a standard dash cam?
A 2-channel dash cam covers the road ahead and the cabin. An MDVR adds side and rear cameras too, up to eight channels recording at once, built for vehicles where blind spots on more than two sides actually matter: B-doubles, buses, waste trucks, mining haul trucks.
We've broken down what MDVR stands for, how it fits into Crystal Vision, and which fleets need it:
An MDVR records from multiple cameras at once - road, cabin, sides, rear. See how it differs from a standard dash cam and when heavy fleets need one.