AFHDS (automatic frequency hopping digital system), is developed by FLYSKY  for all the Radio Control model lovers and is patented by FLYSKY at home. The system is specially developed for all the Radio control models, that  offers super active and passive anti-jamming capabilities, very low power  consumption and high receiver sensitivity. With extreme rigorous testing by  engineers and studying the markets for years, FLYSKY AFHDS is now considered  to be the one of the best systems available in the market.

GT3B Transmitter Specifications:

• Dimension: 154 x 127 x 270mm
• Net Weight: 395g
• ANT Length: 26mm (2.4GHz)
• -Channels: 3ch
• Frequency: 2.4GHz
• Modulation: GFSK
• System Type: AFHDS
• Sensitivity: 1024
• LCD Dimension: 100mm (L:95 x W:3mm) / 4 inches (L:3`12 x W:1`3 inches)
• RF Power: no more than 10mW
• Low Voltage Warning: Yes (less than 9.5V)
• DSC port: Yes (3.5mm)
• Charger Port: Yes
• Power: 12V DC (1.5V x 8)
• Model Type: RC Car / Boat
• Certificate: CE (0678) FCC

Receiver Specifications:

• Dimension: 37.6 x 22.3 x 13mm
• Net Weight: 5g
• ANT Length: 26mm
• Channels 3ch
• Frequency: 2.4GHz
• Modulation: GFSK
• System Type: AFHDS
• Sensitivity: 1024
• RF Receiver Sensitivity: -105dbm
• Power: 4.56V DC (1.5V x 4)
• Model Type: RC Car / Boat
• Certificate: CE (0678) FCC

Package Included:

• 1 xFlySky FS-GT3B 2.4Ghz 3CH Transmitter
• 1 x 2.4Ghz Receiver
• 1 x Bind Plug
• 1 X Manual File in a CD