SYMA X5C 2.4 GHZ 4 Channel RC Remote Control UFO Drone Quadcopter with HD Video/Camera [RX Aerio Exclusive - Black] Exclusively upgraded by RX Aerio, now with better flight control, longer flight time. No FAA registration required for this drone. Improved 6 axis gyroscope for precise hovering in the sky, more stable and flexible with 6-Axis gyro stablization system. Good performance of wind-resistant control range: about 100 to 150 ft. Various control options for those piloting the X5C. Up, Down, Left, Right, Forward, Backward, Leftward flight, Rightward flight. Using spread spectrum technology for further remote distance, best anti-interference ability, least power consumption. you could fly more helicopters at the same time, its reaction speed is 100 times faster than other radio control.