Interface: RF Wireless Remote control proper use: Camera drone Brand compatibility: DJI Grey, Silver Backlight buttons Number of devices supported: 1 Maximum range: 7000 m The latest update to DJI Lightbridge technology has an effective transmission distance of up to 4.6mi (7km)* and is capable of delivering both 1080p/720p video as well as FPV to pilot and camera op. Users can also switch between 2.4GHz and 5.8GHz** control frequencies to cut through noise for greater signal stability.*Unobstructed, free of interference, FCC compliant.**5.8GHz transmission is not available in some regions due to local regulations.Master and Slave ControllersNew wireless HD image transmission technology sends video information from the master controller to the slave controller and the two controllers can be up to 100m apart without loss of image quality.Broadcast modeBroadcasters can broadcast direct from the Inspire 2 using its dedicated 1080i50 and 720p60 transmission signal. Aerial live-streaming di