TL;DR: Get two feature-packed beginner-friendly 4K drones with obstacle avoidance, optical flow stabilization, and intuitive ...

Languages: English and Farsi A United States military drone has been tracked flying very close to Iranian ... including a radar that enables 360-degree surveillance over vast areas.

On this and subsequent flights, I also got a chance to try the new 360-degree sensors. I tried repeatedly to fly the drone into me (forward and back), but each time the remote would start beeping ...