FlySky FS-i4X 2.4GHz 4CH AFHDS R/C Transmitter + FS-A6 Receiver
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The FlySky FS-i4X 2.4GHz 4-Channel Transmitter with FS-A6 Receiver delivers reliable, interference-free radio control for RC aircraft, drones, gliders, and helicopters.
Equipped with AFHDS 2A (Automatic Frequency Hopping Digital System), it provides secure, stable, and long-range communication, even when multiple pilots are flying nearby. Each transmitter has a unique ID, ensuring exclusive signal pairing and eliminating cross-interference.
Its high-gain antenna and sensitive receiver guarantee smooth signal performance, while the V-MIX control system and expandable channels (up to 10CH) add flexibility for advanced setups.
Designed for efficiency and comfort, this lightweight, energy-saving radio system ensures smooth, precise control and reliable operation for hobbyists and professionals alike.
Applications
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RC airplanes, gliders, and helicopters
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FPV drones and multirotors
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RC cars, boats, and surface vehicles
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DIY and robotics radio-control projects
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Great for hobbyists, clubs, and students
Short Features
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2.4GHz AFHDS 2A digital radio system
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4CH (expandable to 10CH)
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LED indicator for link/power
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1024-step stick resolution
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High-gain dual antenna
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Long-range, low-latency link
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Compact (335 g) & ergonomic
Specifications
| Item Type: |
Receiver, Transmitter |
|---|---|
| No. of Channels: |
4 |
| Frequency (GHz): |
2.4 |
| Antenna Length (mm) |
26 |
| Charging Port (Y/N) |
No |
| Code Type |
Digital |
| Color: |
Black |
| Dimensions (L x W x H) mm |
170 x 160 x 40 |
| DSC Port |
No |
| Model: |
Digital Radio Transreceiver |
| Operating Voltage (VDC): |
6 |
| RF Power |
Less Than 20 dbm |
| Sensitivity (dBm): |
1024 |
| Weight (g): |
335 |
| Low Voltage Warning |
On <4.2V |
| Default Operating Mode |
Mode 2 (Left-Hand Throttle) |
| Band-Range (GHz) |
2.40 ~ 2.48 |
| UPC |
608763460545 |
| Shipping Weight | 0.35 kg |
| Shipping Dimensions | 25 × 17 × 10 cm |
Transmitter (FS-i4X)
| Feature | Specification |
|---|---|
| Model Name | FlySky FS-i4X |
| System Type | AFHDS 2A / AFHDS |
| Channels | 4 (Default) – Expandable to 10 |
| Frequency Range | 2.4055 – 2.475 GHz |
| RF Power Output | < 20 dBm |
| Modulation Type | GFSK |
| Stick Resolution | 1024 |
| Bandwidth | 500 kHz |
| Power Supply | 6 V DC (4 × AA batteries, not included) |
| Low-Voltage Warning | < 4.2 V |
| Default Mode | Mode 2 (Left-hand throttle) |
| Model Type Support | Airplane, Glider, Helicopter |
| Antenna Length | 26 mm × 2 |
| DSC Port | PS2 PPM |
| Weight | 335 g |
| Dimensions (L × W × H) | 170 × 160 × 40 mm |
| Color | Black |
Receiver (FS-A6)
| Feature | Specification |
|---|---|
| Model Name | FlySky FS-A6 |
| Channels | 6 |
| System Type | AFHDS 2A |
| Frequency Range | 2.4055 – 2.475 GHz |
| Receiver Sensitivity | –105 dBm |
| Bandwidth | 500 kHz |
| Modulation Type | GFSK |
| Power Supply | 4.0 – 6.5 V DC |
| Model Type Support | Fixed-wing, Glider, Helicopter |
| Antenna Length | 26 mm |
| RF Channels | 140 independent channels |
| Color | Black |
| Weight | Approx. 10 g |
Package Includes
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1 × FlySky FS-i4X 2.4 GHz 4CH Transmitter