Graupner/SJ HoTT 2.4 GHz transmission technology ensures great functionality and reliability thanks to bidirectional communication between the transmitter and receiver with integrated telemetry, voice output via headphones and ultra-fast controller response times. Thanks to simplified programming technology, programming is possible through a capacitive touch display and additional keys, making operation easy. The 128 x 64 pixel TFT display ensures all setting parameters and telemetry data are depicted perfectly. It is possible to store telemetry data and other model memories on a micro SD card. USB connector for read-out of model memories and for software upgrades.