This is the Tactic TTX650 2.4GHz 6-Channel Computer Transmitter. **This is a transmitter only, receiver and servos are not included.** This transmitter includes all features needed for sport and intermediate level pilots to fly almost any airplane or helicopter. FEATURES: Use true frequency hopping Secure Link Technology making it compatible with all Tactic SLT receivers and Tx-R (transmitter ready) aircraft Pushbutton programming controls and menus are intuitive and straightforward Eight preprogrammed mixes and four programmable mixes Twenty model memory User-assignable switches, one momentary switch, two 3-position switches, and four two position switches Helicopter programming with adjustable 6-point throttle and pitch curves Digital trims for aileron, elevator, throttle and rudder with slow/ fast adjustment All channel reversing, sub-trim, and travel adjustment Dual rates and exponential on aileron, elevator and rudder channels Large, easy-to-read graphing LCD screen with adjustable contrast Ball bearing gimbals and adjustable stick lengths Up/Down and battery timers Charge jack for optional NiCd/NiMH packs (not included) Low voltage alarm Firmware upgrade jack Wireless trainer system with selectable channels, compatible with the Tactic TTX600 and the TTX404 as the student or trainer radios External antenna rotates and folds for easy storage Ball bearing gimbals and ergonomic case One year limited warranty through Hobby Services beginning at date of purchase INCLUDES: Tactic TTX650 2.4GHz 6-Channel Transmitter with Manual Four AA alkaline batteries REQUIRES: SLT receiver and servos of modeler"s choice SPECS: Frequencies: 2.403-2.480GHz Protocol: Tactic SLT Modulation: FHSS spread spectrum Input Power: 3.40-7.00V DC, four 1.5V alkaline or 1.2V NiCd/NiMH "AA" single cells, jack included for connecting optional 4.8V NiCd or NiMH pack (not included) Current Consumption: approx. 100-102mA Low Voltage Alarm: 3.20-5.60V adjustable Memories: 20 with copy function Stick Modes: Two Display: 128x64 graphing LCD with adjustable contrast Channel Controls: Reversing, End Points, Sub-Trims, Dual Rates, Exponential Timers: Count Up Stopwatch, Count-Down, Flight Timer Trainer System: Wireless, Tactic SLT compatible COMMENTS: If wanting to upgrade to a NiMH battery pack, the HydriMax Ultra 4.8V NiMH 2000mAh AA pack (HCAM6321) is an ideal choice. The Duratrax Onyx series of chargers will charge this battery. Order the HCAP0101 adapter if using the Duratrax Onyx 230. jxs 02/06/13 ir/jxs