Be very wary of any information given in store, we were purchasing two phones having arrived from abroad to be told iD had a coverage second to non....Wrong.....coverage is very poor, does not work in seaham, dover, parts of London, Cambridge. when complained about this was told they only guarantee to work in your own home, I did explain that we have a wired phone at home, we wanted a mobile to use when we were out! that did not cut anything with the staff, home use was only guaranteed for 14 days, after that your on your own...Staff are not very helpful, Then you have no recourse to Ofcom as they are only a retail shop.... Use anyone other than carphone warhouse