Advanced 2.4GHz Technology: The -GT3B remote control system utilizes advanced 2.4GHz technology to a strong, reliable connection between the transmitter and receiver, minimizing interference and providing a stable control range for your RC vehicles. Three Channel Control: Equipped with three channels, this transmitter allows for multiple functions, including steering, throttle, and additional features for enhanced maneuverability and control of your RC cars and boats. Universal Compatibility: Designed to be compatible with a wide range of RC cars and boats, making it a versatile choice for hobbyists looking to upgrade their current setup. Easy to Use: The ergonomic design of the -style transmitter ensures comfort during extended use, while intuitive controls easy for beginners and experienced users alike to master. Channels:3 channels Model type:car/boat range:2.40-2.48GHZ Bandwidth:500Hz Band:160 power:less than 20DB 2.4G system:AFHDS Code type:GFSK Senditivity:1024 Low voltage warning:yes(less than 9v) Dsc port:yes(3.5mm:output:PPM) range:90 TH range:45(F:30;B:15) charger port:yes Power:12V DC(1.5AA*8) ANT length:26mm Size:159x99x315mm Color:Black Material:ABS Package Contents: 1 * Transmitter 1 * Receiver 1 * Antenna tube 1 * Code matching cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.