EC300 Assemble & Adjustment Video

How to Assemble EC300 Ergonomic Chair

EC300 Ergonomic Chair Adjustments


How to Adjust the Headrest Up and Down and Lock It When Unlocked

How to Adjust the Headrest Forward and Backward and Lock It Properly

How to Reset and Unlock the Headrest When It Is Locked

How to lower the backrest

How to raise the backrest