The Digital-Ally™ in car/fleet video event data recorder is easy to install. Accommodates up to 8 cameras. Features an innovative design that integrates the entire camera system in a rearview mirror. The customizable Pre-Event system always records the last 30 to 60 sec. to capture the events leading up to the activation of a recording. Recorder can be configured to power up with your vehicle, login immediately, automatically activate with a variety of triggers, and upload videos. Includes 2 built-in cameras and can record on 2 channels simultaneously, Integrated 30dBV microphone provides clear audio capture.