I used nobel com card just once, to call my girl friend in mexico. the card worked really good! I never used these before, but I'm really happy, becoz before, I used to pay sooo much calling from my mobile! The line was ok, pretty clear, and my g-friend said she could hear me well too. I recommend them to all my friends who are in other countries or have friends in other countries. good deal, saves you a lot of money! read full review »