Tactic TTX850 8-Channel Secure Link Technology 2.4GHz FHSS Spread Spectrum Computerized Radio Control Transmitter A versatile radio with software capable of flying virtually any model aircraft, from airplanes and helicopters to drones. Menus are intuitive and straightforward, and programming is push-button easy. The large LCD screen features backlighting and adjustable contrast for crystal-clear viewing in any lighting conditions. Most functions can be assigned to just two sliding levers and several multi-position switches. Internal memory for up to 30 models keeps all of your aircrafts settings right at your fingertips.