This 6GB Pre-loaded pay as you go Data SIM lets you use your data over 3 months. Put the SIM in your tablet, iPad or 4G WiFi device to get access to the super fast 4GEE mobile broadband. This fast broadband is perfect for downloading films and TV shows and with 6GB of data pre-loaded data already on the SIM, you can start enjoying your favourite screen moments as soon as you insert the SIM. Connect your device to the UK network with 4G in more places than other. This is a pay as you go data SIM. When your 6GB preloaded data expires all you need to do is top up. Its quick and easy to buy a new data add-on online anytime. And it keeps getting better: as you keep buying new add-ons, well reward you with extra data for free. On the first, third and fifth data add-on you buy, well increase your data allowance, so you can get up to 3GB extra without paying a penny more. 6 GB. Data SIM.