Two. The 15km transmission distance can only be realized under the FCC standard when calculated in an outdoor natural environment without having interference. The SRRC standard is adopted in mainland China, along with the furthest transmission distance is 8 km. Productive aerial surveying ought to begin to see the invisible. https://m3mhomes.com/trump-tower-2-sector-69-gurgaon-a-smart-investment-for-long-term-returns/