This is the 6-Channel 2.4GHz Hitec Optic 6 Sport Transmitter with Optima 6 Six Channel Receiver and four HS-322HD Servos. FEATURES: Standard Programming- 2.4GHz AFHSS (Adaptive Frequency Hopping Spread Spectrum) digital technology Ten model memory EPA Servo reverse Sub trim Exponential (ch.1, 2 & 4) Dual rates (ch.1, 2 & 4) Heli Programming- Swash select (120° CCPM/90° Mechanical) Rudder-throttle mix 5 point pitch and throttle curves Throttle hold Revo mix Gyro gain 1 nor and 2 idle-ups Acro Programming- Flaperon, elevon and V-tail Mix Aileron/rudder, elevator/flap Camber or reflex Receiver has Smart Scan function and single BODA antenna to find the best channels for interference-free control Standard size servos with Karbonite gear train, horns and mounting hardware Two year limited warranty through Hitec beginning at date of purchase INCLUDES: 6-Channel 2.4GHz Optic 6 Sport Transmitter, Optima 6 receiver, four HS-322HD standard servos (HRCM1328), 1300mAh NiCD transmitter battery, wall charger, double-sided tape and foam rubber, on/off switch, BODA antenna holder and instruction manual REQUIRES: Binding receiver to transmitter and installing servos in model COMMENTS: Available in the following configurations; HRCJ5940, Optic 6 Sport 2.4 TX, RX, Battery & Charger HRCJ5941, Optic 6 Sport 2.4 TX, two RXs, Battery & Charger HRCJ5942, Optic 6 Sport 2.4 TX, RX, 4 HS-325HD Servos, Batt & Chrgr HRCJ5944, Optic 6 Sport 2.4 TX, RX, 2 HS-55 Servos, Batt. & Charger jxs 08/09/10 ir/jxs