The world's fastest Ready-To-Race^® vehicles deserve the most advanced radio system. It must be precise, comfortable, powerful, and reliable. The Traxxas TQi™ 2-channel radio system includes a full complement of tuning features; long range, high-output 2.4 GHz signal, and proven Traxxas reliability for rock-solid performance. Automatic model recognition instantly recalls your settings for up to 30 Traxxas Link-enabled models. The TQi's ergonomic design provides all-day driving comfort, with an internal antenna that is impervious to damage. For even greater control, install the Traxxas Link™ Wireless Module (sold separately) in the transmitter and download the free Traxxas Link app to your mobile device.