Postpaid only. Limited-time, subject to change. $35 device connection charge due at sale. Credit approval & deposit may be required. Regulatory Programs & Telco Recovery Fees totaling up to $1.60 per line, and federal and local surcharges apply. See Broadband Facts at T-Mobile.com. Compatible device may be required for certain features. Discounts: AutoPay pricing for lines 1-8. AutoPay discount requires bank account or debit card, otherwise $5 more/line/mo. Up to $40 more per line/mo. without qualifying voice line. Discounts may not be reflected on 1st bill. Tethering: 15GB high-speed data then unlimited on our network at max 3G speeds. Service may be terminated or restricted for excessive roaming. For customers using >50GB/mo., primary data usage must be on smartphone or tablet. Smartphone and tablet usage is prioritized over Mobile Hotspot Service (tethering) usage, which may result in higher speeds for data used on smartphones and tablets. Roaming: U.S. roaming and on-network data allotments differ; includes 200 MB roaming. Partial megabytes rounded up. Service may be terminated or restricted for excessive roaming. International Roaming: In 215+ countries and destinations, up to 5GB high-speed data, then unlimited at up to 256Kbps; see www.t-mobile.com for included destinations (subject to change at our discretion). In Canada/Mexico, up to 15GB of high-speed data, then unlimited at max 128Kbps speeds. Not for extended international use; you must reside in the U.S. and primary usage must occur on our U.S. network. Device must register on our network before international use. Coverage not available in some areas; we are not responsible for our partners’ networks. Communications with premium-rate numbers not included. Activation required to deliver video streams at speeds that provide up to Ultra HD video capability (max 4K); some content providers may not stream their services in UHD. May affect speed of video downloads; does not apply to video uploads. For best performance, leave video streaming applications at default automatic resolution setting. 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. See T‑Mobile.com/OpenInternet for details. See Terms and Conditions (including arbitration provision) at www.T‑Mobile.com for additional information.