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The AR7210BX brings together the security of a DSMX® receiver with a 6-axis BeastX® flybarless system in a single, lightweight unit.

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DSMX Flybarless Control System
  • Overview
  • Specs
  • Reviews
  • Parts & Accessories
  • Manuals & Support

Key Features

  • Integrated DSMX® Receiver
  • BEASTX® 6-axis MEMS flybarless stabilization system
  • All electric, nitro/gas and turbine flybarless 3D Helicopters
  • All scale flybarless helicopters (multi-blade compatible
  • Data and telemetry capable
  • Easy to set up and adjust—no programming interface required
  • Compact and lightweight
  • Compatible with DSM2® and DSMX transmitters with heli programming
  • Optional SAFE® software sold separately


The AR7210BX brings together the security of a DSMX® receiver with a BeastX® flybarless system in a single, lightweight unit. At the center of its capabilities is a high-resolution, 6-axis MEMS stabilization system that delivers flawless response in all types of conditions. You don’t need a separate programming interface either. All setup and adjustment can be done with a DSM2® or DMSX® transmitter.

Optional SAFE® software and firmware updates can be uploaded with the Spektrum USB programmer. Both the SAFE software and programmer are sold separately.

Antenna Length: 4.33/1.57 in (110/40mm)
Band: 2.4GHz
Bind Method: Bind Plug
Channels: 6–9 channels
Data Port: Yes
Failsafe: Yes
Flight Log Compatible: Yes
Governor: Yes
Height: 0.51 in (13mm)
Input Voltage: 3.5–8.5V
Length: 1.42 in (36mm)
Modulation: DSMX
Number of Receivers: 1 internal + 1 additional remote receiver (sold separately, required for large flybarless RC helicopters)
Range: Full
Rev Limiter: No
Telemetry: Compatible
Type: AR7210BX 7-channel DSMX Flybarless Control System
Water-Resistant: No
Weight: 0.66 oz (18.6 g)
Width: 1.1 in (28mm)

Optional Accessories

$32.99  $29.99
In Stock
$84.99  $74.99
In Stock
$21.99  $19.99
In Stock



Product Support Tips

SAFE Software for the Spektrum AR7210BX flybarless controller is available for purchase directly from BeastX. This SAFE upgrade requires the installation of the StudioX program. Applications for both PC and Mac and related information can be found here -

Product Support

Technical questions about this Spektrum product should be directed to Horizon Hobby's Product Support Department:

Horizon Hobby, LLC.
ATTN: Product Support

2904 Research Road
Champaign, IL 61822

To place a Horizon Hobby Support Inquiry please visit our Inquiry Form Support Phone:(877) 504-0233
Fax:(217) 355-1552

Sales Support

If you would like to purchase this product, please go to the Store Locator or contact the Horizon Hobby Consumer Sales Department:

Horizon Hobby, LLC.
ATTN: Consumer Sales

2904 Research Road
Champaign, IL 61822
Email: Sales Phone:(800) 338-4639
Fax:(217) 355-1552