This is the Hitec Laser 4 Channel FM Radio System with Four HS-322 Servos. FEATURES: All channels have servo reversing and Adjustable Travel Volume (ATV) Adjustable length and tension gimbal sticks New Ergonomic Case. Trainer system adaptable (when you buy a trainer cord) SUPREME HiTec 8 Channel narrow band, dual conversion receiver (0.8" height, 1.4" wide, 2.3" length, 1.34 ounces) Adjustable Travel Volume (ATV) on Channels 1 and 2. Elevon Mixing Option Channel 2 and 4 "V-Tail" mixing option. Telescoping antenna 5 LED Battery meter Rechargeable transmitter and receiver batteries 2 year warranty INCLUDES: One Transmitter w/ crystal installed (we do not stock crystal sep.) One Receiver One Black plastic pot adjusting screwdriver One 4.8V flat 600mAh receiver battery One 9.6V 650mAh transmitter battery One Antenna HRCM8004 One Receiver Crystal HRCL01** One Vibration absorbing foam pad w/velcro tape Four Servo horn packages (each with 4 rubber retangular grommets, 4 brass eyelets, 4 screws; 1 X, 1 straight and 1 adjustable horn) One Frequency flag One Switch Harness One 12" Extension One Charger (55mAh output) One instruction manual One warranty card Four HS-322 standard servos with horns REQUIRES: Airplane to install radio system. Charging batteries before use. COMMENTS: Available in 72MHz (Channel 11-60). kh12-14-01 ir/kh updt jxs 5/02/03