If you cancel wireless service before receiving 24 bill credits, credits stop and balance on required finance agreement is due (e.g., $174 – SyncUP Kids Watch). Tax on pre-credit price due at sale. Limited-time offer; subject to change. Qualifying credit & service required. If you have cancelled wearable lines in past 90 days, you may need to reactivate them first. $35 device connection charge due at sale. $174 via bill credits; must be active and in good standing to receive credits; allow 2 bill cycles. Max 12 devices/account. May not be combinable with some offers or discounts. SyncUP Kids Watch: At participating locations. For most features, qualifying service, app, at least one separate voice line, & a compatible smartphone are required. To communicate with the device it must be turned on and in an area with coverage. Not intended for use outside US/CA/MX. $5/mo. more without AutoPay & $10/mo. more without voice line discount. Roaming: Roaming and on-network data allotments differ: includes 200 MB roaming. Partial megabytes rounded up. During congestion customers using >50GB/mo. may notice reduced speeds until next bill cycle due to data prioritization. See T-Mobile.com/OpenInternet for data management details. Unlimited talk & text features for direct communications between 2 people; others (e.g., conference & chat lines, etc.) may cost extra. Location information is approximate & may not always be available. Use as intended and only for lawful purposes. Intended to be used by a child and monitored by a parent or legal guardian; use as intended and only for lawful purposes. You agree T-Mobile can collect and use information from the device and app as described in our Privacy Policy. When you use T-Mobile service, you agree to our T-Mobile Terms and Conditions at T-Mobile.com (including arbitration provision), and your specific rate plan terms.

If you cancel wireless service before receiving 24 bill credits, credits stop and remaining balance on full device amount becomes due (e.g. SyncUP Drive - $108). Tax on pre-credit price due at sale. Limited-time offer; subject to change. Qualifying credit & new mobile internet line (2GB or higher) required. If you have cancelled lines in past 90 days, you may need to reactivate them first. In stores & on customer service calls, $35 device connection charge due at sale. Up to $108 via bill credits; must be active and in good standing to receive credits; allow 2 bill cycles. May not be combinable with some offers or discounts.