iSuper is iPhone/iPad/iPod touch controlled helicopter, its application can be downloaded for free from Apple App store. It is built with metal, very durable. It has built-in gyro with very stable control, as well as record/palyback/chase each other/safe-landing/play music, etc. functionalities.
Built-in gyro with super stable control
Ability to chase each other
Emergency landing functionality
Record and playback functionality to let helicopter fly patterns