The Spektrum DX3 2.4GHz DSMR radio system offers the benefits of top Spektrum technology for budget-conscious bashers and RTR owners. It features DSMR technology for superior range, response, and interference resistance. The system has 3-channel operation for steering, throttle, and Aux1. It is Smart Technology Ready with the included SR315 receiver. The foam-covered steering wheel provides better control, and there's a convenient voltage level indicator for Smart Batteries.