In order to comply with Class and flag regulatory requirements, the Danelec DM100 was the first product on the market to meet the most recent performance standards and technical specifications. Completely built with marine applications in mind, the DM100 VDR provides excellent quality and dependability in a small, light, and simple-to-install package. The VDR Explorer playback software comes included with Danelec VDRs. Any PC can use the software to monitor in real time and replay data that has been recorded. Any PC can use the software to monitor in real time and replay data that has been recorded.