Submit U.S. military verification within 45 days at my.t-mobile.com/profile; otherwise your plan will become T-Mobile ONE at an additional cost of up to $20/line per month. Military individual must be account holder & account must maintain valid military line. Limited time offer; subject to change. At participating locations. Credit approval, deposit, and $25 SIM starter kit or, in stores & on customer service calls, $20 upgrade support charge may be required. May not be combined with other promotions/discounts and features; existing customers who switch may lose certain benefits. U.S. roaming and on-network data allotments differ: includes 200MB U.S. roaming. Unlimited talk & text features for direct communications between 2 people; others (e.g., conference & chat lines, etc.) may cost extra. Unlimited high-speed data US only. In Canada/Mexico, up to 5GB high-speed data then unlimited at up to 128kbps. Not available for hotspots and some other data-first devices. Capable device required for some features. Video streams at up to 1.5Mbps. Optimization may affect speed of video downloads; does not apply to video uploads. For best performance, leave any video streaming applications at their default automatic resolution setting. Tethering at max 3G. Smartphone and tablet usage is prioritized over tethering usage, which may result in higher speeds for data used on smartphones and tablets. AutoPay Pricing for lines 1-8. Without AutoPay, $5 more/line. May not be reflected on 1st bill. Int’l Roaming: Not for extended international use; you must reside in the U.S. and primary usage must occur on our network. Device must register on our network before international use. Service may be terminated or restricted for excessive roaming. Usage may be taxed in some countries. Calls from Simple Global countries, including over Wi-Fi, are $.25/min. (no charge for Wi-Fi calls to US, Mexico and Canada). Standard speeds approx. 128Kbps without Plus; with Plus approx. 256 Kbps. Plus: Turn on HD daily. Video streams in native resolution which may not be HD. Gogo: on U.S.-based airlines; Wi-Fi Calling functionality, valid e911 address, & 1 prior Wi-Fi call w/ current SIM card required for messaging. Coverage not available in some areas. Network Management: Service may be slowed, suspended, terminated, or restricted for misuse, abnormal use, interference with our network or ability to provide quality service to other users, or significant roaming. During congestion the small fraction of customers using >50GB/mo. may notice reduced speeds until next bill cycle due to data prioritization. On-device usage is prioritized over tethering usage, which may result in higher speeds for data used on device. See T-Mobile.com/OpenInternet for details. See Terms and Conditions (including arbitration provision) at www.T-Mobile.com for additional information.