DX5 Rugged 5-Channel DSMR Transmitter with SR515 | Spektrum
NX6 6-Channel DSMX Transmitter Only | Spektrum
Amazon.com: HOBBYFANS 4H-TX 4CH 2.4G Anti-Jamming Radio Remote Control Transmitter with Receiver for RC Car/RC Boat (Transmitter & Receiver) : Toys & Games