The IA10B adds SBUS output and expands to 10 PWM channels — the recommended choice for most modern flight controller builds (e.g., Betaflight, ArduPilot). The IA6B is lighter and suits simpler fixed-wing or glider setups where 6 channels and iBUS are sufficient. ±5% tolerance on specifications.

• Model: Flysky FS-i6X
• Frequency: 2.408–2.475GHz (AFHDS 2A)
• Modulation: GFSK
• Channels: 6CH default, expandable to 10CH via firmware
• RF Power Output: Less than 20dBm
• Display: STN transflective LCD, 128×64 pixels
• Transmitter Weight: 392g
• Low Voltage Alert: Triggers below 4.2V
• Supported Platforms: Fixed-wing, gliders, helicopters
• IA6B Receiver: 6CH PWM + iBUS/PPM, weight 14.9g
• IA10B Receiver: 10CH PWM + iBUS/PPM/SBUS, weight 19.3g
• Box Contents: FS-i6X transmitter, receiver (IA6B or IA10B per variant), user manual

• AFHDS 2A reliability: The second-generation Automatic Frequency Hopping Digital System provides significantly better interference resistance than fixed-frequency or first-generation AFHDS systems — the result is fewer signal dropouts in RF-congested flying environments such as club fields and parks.
• 6-to-10 channel expandability: Out of the box the FS-i6X operates 6 channels, which covers the vast majority of fixed-wing and helicopter setups. The firmware-unlockable 10-channel mode gives access to full channel capacity for more complex builds without purchasing a higher-tier transmitter.
• Transflective LCD in sunlight: Many entry-to-mid transmitters use standard LCD panels that wash out in direct sun. The FS-i6X’s transflective STN display maintains readability outdoors without backlighting — a practical advantage at the flight field.
• 392g transmitter weight: Lightweight relative to comparable 10-channel systems, reducing hand fatigue during extended flying sessions.
• Low voltage alert: The sub-4.2V battery warning gives pilots meaningful advance notice before power failure — a safety-relevant feature for in-flight awareness, particularly on longer sessions.
• iBUS serial protocol: Both included receivers support iBUS, which allows a single cable connection to compatible flight controllers rather than individual PWM servo cables per channel — cleaner wiring for multi-rotor and fly-by-wire fixed-wing builds.

Q: Can I expand from 6 to 10 channels?
A: Yes. The FS-i6X supports 10-channel operation via a firmware modification. The process involves flashing updated firmware to the transmitter and is well-documented in the Flysky community. The IA10B receiver is required to access all 10 channels in PWM mode; the IA6B is limited to 6 PWM channels regardless of firmware.

Q: What is the difference between the IA6B and IA10B?
A: The IA6B provides 6 PWM output channels plus iBUS and PPM. The IA10B provides 10 PWM channels plus iBUS, PPM, and SBUS. For modern flight controllers (Betaflight, ArduPilot, iNav), the IA10B with SBUS is generally recommended for cleaner signal integration. The IA6B is well-suited for simpler fixed-wing and glider setups.

Q: What model types is the FS-i6X compatible with?
A: The FS-i6X supports fixed-wing aircraft, gliders, and helicopters. It can also be used with multi-rotor platforms (quadcopters, hexacopters) when paired with a compatible flight controller that accepts iBUS, PPM, or SBUS input.

Q: Does this transmitter work with non-Flysky receivers?
A: The FS-i6X uses the AFHDS 2A protocol and is compatible with Flysky AFHDS 2A receivers only. It is not compatible with older Flysky AFHDS receivers, or with receivers from other brands (FrSky, Spektrum, Radiolink, etc.) without a third-party protocol module.

Q: What batteries does the transmitter use?
A: The FS-i6X uses AA batteries. A low voltage warning activates below 4.2V. Always use fresh or fully-charged AA cells before flying — weak batteries can cause reduced RF output and unexpected failsafe activation.

• Batteries: Remove AA batteries from the transmitter during storage to prevent leakage damage. Check battery voltage before each flying session.
• Display: Clean the LCD with a dry microfibre cloth. Do not use liquid cleaners on the display surface.
• Antenna: Keep the transmitter antenna perpendicular to the aircraft during flight — signal is weakest at the antenna tip. Avoid pointing the antenna directly at the model.
• Receiver: Mount the receiver away from carbon fibre, metal structures, and high-current wiring that can cause RF interference. Ensure receiver antennas are spaced at 90° to each other for diversity reception.
• Storage: Store in a dry, cool environment away from direct sunlight. Prolonged exposure to high humidity can degrade the LCD and internal electronics.
• Firmware: Check Flysky’s official channels periodically for firmware updates that may improve performance or compatibility with new receivers.

The FS-i6X transmitter and included receiver are packed securely for international shipping. Standard tracked international shipping is included. Delivery typically takes 7–21 business days from dispatch depending on destination.

Please inspect the package upon delivery. If the transmitter or receiver shows transit damage, contact us within 24 hours with photographs of the packaging and unit.

RC transmitters operating on the 2.4GHz band are subject to import and radio equipment regulations in some jurisdictions. Buyers are responsible for confirming local import compliance. VAT and customs duties beyond prepaid amounts are the responsibility of the customer.