Hitec RCD 192264 Aurora 9X Tx, Optima 9 Rx, Tx NiMH Battery & Charger Built in AFHSS 2.4GHZ / SLTTM Module (Single / Bi-Directional Selectable) 4096 Resolution with Improved Latency (Dual Processor 7ms Frame Rate) Easy-to-Read, Easily Accessible 5.1-inch Wide Backlit LCD Touch Screen (320 x 80 Pixels) Customizable Menu and One-Stop Model Type Setting Fully Assignable Control Switches, Knobs, Sticks and Digital Trims and Ultra-Smooth Quad Ball Bearing Gimbals