The cellular LTE device is going to require a subscription due to use of the cellular networks. First year will be free then at renewal the customer will be charged pay $14.99 for an annual fee.
1. Credit Card will be required at time enrollment.
2. Subscription will automatically renew with a charge to credit card on file.
3. EULA for no refunds is the same.
This is the pop up they will receive in regards to subscription :