DJI launches new system to send sharp video without cables over miles

DJI has launched SDR Transmission II, a software-controlled wireless system for professional video without cables. One unit sends ultra-sharp 4K video, 60 pictures a second for smooth motion with vivid color, at 50 megabits per second to receivers up to 2.5 miles (4km) away, up from standard HD at 20 megabits and 1.8 miles before.