Sokkia's SDR+ Professional is the most powerful, flexible, software of its kind on the market. It offers a powerful RTK filtering technique for quality assurance, a fully customizable tool bar for increased productivity, and the industry's only fully "live" database and editing facility. Pair SDR+ Professional with Sokkia's new GSR2700 ISX , SETX or SRX and experience unprecedented freedom and efficiency on the job.