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Control Accessories

The Control Subsystem enables a human operator to maneuver the robot. Commands are issued through joysticks and buttons on the Transmitter, and sent via radio signal to the Receiver on the robot. In this way, the robot can be controlled through a combination of manual and autonomous methods.

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VEXnet System Bundle

The VEXnet System Bundle contains everything you need to get started controlling a VEX robot using the VEX ARM® Cortex®-based Microcontroller.

  • (1) VEX ARM® Cortex®-based Microcontroller
  • (1) VEXnet Joystick
  • (2) VEXnet Key 2.0
  • (1) VEXnet Backup Battery Holder
  • (1) USB A-A Cable

P/N: 276-1604
In stock

It might be hard to drive your robot without a controller. The VEXnet Joystick allows a human operator to control their robot in real time.

Starting at: $29.99
In stock
VEXnet Key 2.0

The VEXnet Key 2.0 provides wireless communication between VEX ARM® Cortex®-based Microcontroller and VEXnet Joysticks. This key utilizes the new VEXnet 2.0 communication protocol over a custom 2.4 GHz data radio.

  • Works with the VEX ARM® Cortex®-based Microcontroller
  • Uses VEXnet 2.0 communication protocol over 2.4 GHz data radio
  • Rubber fins help retain key once installed

P/N: 276-3245
Ships in 1 Week
75 MHz Accessories
The VEX 75 MHz Control System is the old system used to control robots. Robots were controlled by a radio link, and controllers could be tethered to one another to allow for a second driver.
This system is no longer legal in the VEX Robotics Competition.

Starting at: $19.99
In stock
75 MHz Crystals (3-options)

The transmitter's frequency module and the matching receiver crystal determine the control frequency for a robot.

  • Run multiple robots simultaneously.
  • A "must" for competitions.
  • Crystals come in pairs, one for the Tx, one for the Rx.

Starting at: $12.99
75MHz Receiver Accessories

The Antenna Tube and holder help protect the Receiver's antenna and keep it away from metal. The cable connects the Receiver to the Microcontoller.

  • (1) Antenna Tube
  • (1) Antenna Holder
  • (1) Receiver Cable


P/N: 276-1196
75 MHz Transmitter Antenna

Replace your bent or broken antenna for better reception.

  • Replace bent or broken antennas.
  • Works with 75 MHz Transmitter.


P/N: 276-1157
Coiled Handset Cable

Plug a VEXnet Joystick into a Partner Joystick for advanced robot control. The VEX Robotics Competition allows two drivers per team on the field using this setup.

  • Connects the VEXnet Joystick to a Partner Joystick.
  • 18" long unextended. 12 feet long stretched.

P/N: 276-1602
In stock
LCD Display

Use the VEX LCD Display to recieve real-time feedback from your robot to perform live debugging. View multiple stored program configurations and select between them or provide additional user-input to your robot.

Note: Requires VEX programming software sold separately.

P/N: 276-2273
In stock
USB A-A Tether Cable 6'

Cable for connecting VEXnet components to sync and run in tether mode. Includes (1) VEX USB A-A Tether Cable 6'.

  • Works with the VEXnet Upgrade
  • Works with the VEX ARM® Cortex®-based Microcontroller
  • Works with the VEXpro ARM9 Microcontroller

P/N: 276-1403
In stock
VEXnet Backup Battery Holder

The VEXnet Backup Battery allows you to mount and connect (1) 9V battery. This battery keep VEXnet alive when the main battery fails.

  • Works with the VEXnet Upgrade
  • Works with the VEX Cortex Microcontroller.
  • Works with the VEX ARM9 Microcontroller.

P/N: 276-2243
In stock
Motor Controller 29

The Motor Controller 29 goes between a 3-wire Motor Port on a VEX Microcontroller and a VEX 2-Wire Motor. It uses a standard PWM signal to provide motor control.

P/N: 276-2193
In stock
Extension Cables
Use these extension cables to extend the length of your motor, sensors, and other electronics wires.

Starting at: $4.99
In stock
75MHz Receiver

Commands are entered through the joysticks and buttons on the RF Transmitter, and sent through FM radio waves to the RF Receiver module.

  • Works with the 75MHz Transmitter.
  • Sends commands to the Microcontroller.
  • Up to two per robot.

P/N: 276-2034
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