Roam Mobility USA Travel SIM Card for Unlimited Talk & Text + 4G LTE Roaming Prepaid SIM Card for travellers visiting the USA Plans are available with unlimited talk, text, and data by the day or monthall with no contracts Top up anytime you need service, then keep and reuse the SIM for future trips Stay connected with nationwide coverage across the USA, including Hawaii and Puerto Rico Works with any unlocked GSM phone, tablet, or hotspot . Standard, micro, and nano SIM adapters included