So you have a shiny new phone that's unfortunately locked to another carrier and you don't want to mess around with hacks that might turn that shiny piece of telecommunications technology into a paperweight - what do you do? The Universal Unlock Sim Card is your solution, which, through some weird technical voodoo, allows you to unlock your phone merely by placing it between your phone and your GSM card. There's a lengthy list of compatible phone and work for 3G SIM cards as well. Universal Turbo Unlock Sim Card use the high quality update version IC and have high compatible and stability. One model can unlock more than 1000 mobiles. What you need to do is just place this Free Unlock Sim Card beneath your operator's SIM card and place the two into the SIM socket of your cell phone. The 3G Sim Unlock Card is the one in direct contact with the SIM socket. The unlock card's got gold immersion and makes best contact with the SIM card and the socket at all time. The SIM unlock card is inserted in parallel with your operator's SIM card, and enables it to be used on a cell phone that is locked for another operator.