See Kross or Duo in a 15-minute demonstration.
Immediate visual feedback
HeadX Kross
A head-mounted crosshair laser that shows head position and tilt against a target. No app is required.
Make movement visible.
See it with Kross. Record it with Duo.
Compare Kross and Duo
Immediate visual feedback with Kross. Angular movement records with Duo.
View Kross
Angular movement recording
HeadX Duo
A built-in crosshair laser for visual feedback, plus a movement sensor and app to record neck, trunk and limb assessments. Save sessions and export results.
Compare the features
See the feedback, recording and app features side by side.
Duo now covers neck, trunk and limb assessments.
Use the same sensor and app for the neck, shoulder, elbow, trunk, hip and knee. Choose a body area to see the assessments, fitting options and results.
The head strap is included. Wrist, chest and leg mounts are sold separately.
Wallchart
Structured visual guidance for cervical control training.
Exercise booklet
Cervical control exercises.
70 graded exercises, with online videos.
Printed booklet available in English.