Traxxas 6528 TQi Traxxas-Link Enabled 2.4GHz High-Output 2-Channel Transmitter FEATURES: Can be equipped with the Traxxas Link Wireless Module (TRAC6511) and used with the iPhone, iPad or iPod touch* to create a graphical user in INCLUDES: Traxxas TQI 2-Channel 2.4GHz Transmitter REQUIRES: AA Batteries: Four for transmitter Servos and receiver of modeler's choice COMMENTS: * Traxxas Link Wireless Module is not included and must