What do you get:<br /> 1. A trio size (nano/micro/std) SIM which will fit all phones, make sure your device is GSM unlocked either 3G or 4G compatible. <br /> 2. A Prepaid bundle of 12GB data, 3000 voice mins, 3000 texts for 30 days use<br /> <br /> How to activate: <br /> 1. Simply insert SIM into your unlocked phone, make sure you enable roaming in settings. <br /> 2. Wait for the signal, accept Three UK setting messages, then you are all set to go.<br /> 3. Test it in the US before your travel <br /> <br />  Check Balance: <br /> Call 333 from your handset and choose option 3<br /> <br />  Countries where you can use: <br /> Azores,Australia,Austria,Balearic islands, Belgium,Brazil,Bulgaria,Canary Islands,Channel Islands,Chile,Colombia,Costa Rica,Croatia,Cyprus,CzechRepublic,Denmark,El Salvador,Estonia,Finland,France,French Guiana,French West Indies,Germany,Gibraltar,Greece,Guadeloupe,Guatemala,Guernsey,Hungary,Hong Kong,Iceland,Indonesia,Isle of Man,Israel,Italy,Jersey,Latvia,Liechtenstein,Lithuania,Luxembourg,Macau,Madeira,Malta,Martinique,Netherlands,New Zealand,Nicaragua,Norway,Panama,Peru,Poland,Portugal,Puerto Rico,Republic of Ireland,Reunion,Romania,Saint Barthelemy,Saint Martin,SanMarino,Singapore,Slovakia,Slovenia,Spain,Sri Lanka,Sweden,Switzerland,Uruguay,USA,US Virgin Islands,Vatican City,Vietnam<br /> <br /> Any restrictions: <br /> 1. Use in a phone only <br /> 2. No tethering, personal hot spots. No video streaming<br />  3. 4G signal is available dependent on geographical locations, see Three website for further information<br /> 4. Please note you cannot use the 3000 mins/ texts to call or text US numbers. In order to do this, you would need to add credit to the account by purchasing a top up voucher. Calls to USA costs 3p per minute.<br /> 5. Top up vouchers are available from third party online resellers, whilst Three UK only offer this, if you hold an UK credit / debit card<br /> <br /> Three UK customer services: <br /> From your Three phone dial 333, From abroad +44 7782 333 333