2. The 15km transmission distance can only be obtained under the FCC typical when measured in an outside natural environment with out interference. The SRRC typical is adopted in mainland China, and also the furthest transmission distance is eight km. Mavic 3M with RTK module for centimeter-level positioning. Flight Manage, https://m3mhomes.com/the-grand-property-sell-fest-by-m3m-smart-world-top-developers-may-16-18-2025/