The world most advance 11 channel 2.4ghz Dual Modulation Spectrum System. Titanium black color plating offers a robust, durable finish. Ergonomic modern cse design offers the best grip, comfort and balance. Easy viewing high resolution back lit display. FH-SS Technology offers the best reliability in 2.4Ghz technology. Built in telemetry function provides in-flight information. Updated programming software satisfies the needs of experts Helicopter, Airplane and Sailplane Pilots.