DJI released quadrocopter DJI Phantom 3 with Professional and Advanced modifications. This device is little helicopter with 4 propellers and with camera attached to it, which can record photos and videos. It has Sony EXMOR sensor with 1/2,3” size and 12.76 MP ( 4000 x 3000 pixels ) resolution and objective lenses with 94 degrees field of view. Professional version can record videos in following formats UHD ( 4096 x 2160p 24 / 25 and 3840 x 2160p 24 / 25 / 30 ), Full HD ( 1920 x 1080p 24 / 25 / 30 / 48 / 50 / 60 ) and HD ( 1280 x 720p 24 / 25 / 30 / 48 / 50 / 60 ); advanced version can record videos only in Full HD and HD formats. Dron saves photos in JPEG and DNG formats and video in MP4 or MOV formats ( with MPEG-4 AVC or H.264 encoding ). Its camera writes them on Micro SD flash cards with 64 GB maximal capacity ( it is recommended to use Class 10 or UHS-1 speed class memory cards ). Weight of quadrocopter is 1280 g and its size on diagonal is 590 mm. Maximal speeds are : 5 m/s ( ascent ), 3 m/s ( descent ) and 16 m/s ( in horizontal plane without wind ). Vertical positioning accuracies are : +- 0.1 m ( with visual positioning mode on ) and +- 0.5 m ( without it ); and horizontal is : +- 1.5 m. Maximal altitude above sea level is 6000 m and operating temperatures range is 0 – 40 degrees on Celsius. Drone navigates with use of GPS and GLONASS. Quadrocopter is supplied with remote control unit, which works in 2.4 – 2.483 GHz frequencies range with 2000 m maximal connection distance and USB connector for data transfers. One charge of DJI Phantom 3 battery is enough for approximately 23 minutes of flight. Drone can be controlled from smartphone with use of DJI GO application; it supports auto return home function, when control is lost or when battery charge is low.
