Radio Engineering Industries’ two new DVRs — the HD420 and DR40 provide even more flexibility to meet the ever-changing safety needs of passengers, drivers, vehicles and fleets. Each DVR includes an extruded aluminum chassis, fanless design and wireless capability. The HD420 DVR records up to four channels of audio and video at 120 frames per second at D1 resolution, while the DR40 DVR records up to four channels of audio and video at 60 frames per second at D1 resolution. Each DVR is coupled with REI’s A.R.M.O.R. viewing software for a comprehensive mobile video solution.