This is the Futaba 3-Channel 3PM Computer Radio with the 2.4GHz FASST System.  Futaba Advanced Spread Spectrum Technology sends twice as much information to the receiver at eight times the resolution of standard systems for unsurpassed control and smooth servo travel.  This system includes the 2.4GHz R603FF 3-Channel FASST Receiver.

Features:

• FASST (Futaba Advanced Spread Spectrum Technology) sends twice as much information to the receiver at eight times the resolution of standard systems for unsurpassed control and smooth servo travel
• 2.4GHz circuitry is wired directly into transmitter eliminating separate plug-in modules
• 2 millisecond shifting between frequencies eliminates signal conflicts and interruptions
• "Auto Detect" instantly determines whether HRS or PPM mode is active in the transmitter
• Special ID code prevents signal interruption by rejecting unwanted signals
• One year limited warranty

Includes:

Transmitter Specifications:

• Current Drain: 250mA or less
• Transmitting Antenna: 2.4GHz

Receiver Specifications:

• Reception Antenna: External
• Power Requirement: 6V NiCd battery
• Size: 1.5 x 1 x 0.55" (39 x 26 x 14mm)
• Weight 0.45oz (12.8g