What happens when you combine our exclusive True Ballistic RangingĀ® (TBR) technology with our new lightning-fast Digitally enhanced Accuracy (DNA) engine? All the odds tip in your favor. TBR matches incline, range to target, and your ballistics information to put you right on the mark, every time. The RX-1000i TBR with DNA is simply the smartest, most advanced laser rangefinder you can put in your pocket.