The serial on the Quick Start Guide supplied with the unit
The serial on the Quick Start Guide supplied with the unit

Validate TetherBox Serial

Enter the serial number of the TetherBox you are activating.

Printed on the unit and in the Quick Start guide.
Enter your email address. If you are an integrator setting a system up for a customer, please enter your email. You can add the customer after activation

It is worth reading our Pre-Flight Checklist before activating a TetherBox.