The product is a 4-channel TQi radio set designed for the TRX-4 S&T BRONCO crawler model by JRC. It includes a transmitter and receiver, suitable for both boys and girls who enjoy electric-powered rock crawlers. The set is compatible with the Traxxas brand and is a genuine replacement part for the TRX-4 model, making it easy to control and enhance the performance of the vehicle. Made in Taiwan, this 1:10 scale radio set is a great addition to any RC enthusiast's collection.