Blue Ocean Cell Phone USB Sim Card Reader, Copy Cloner Writer For Backup SMS /CDMA /WCDMA Dimension: Approx.6.2(L) x 3.0(W) x 1.0(H)cm Support Windows XP/ Windows Vista/ Windows 7. Get full access to your SIM card through your PC. Get full access to your SIM card through your PC. Ability to copy the content from one SIM card to another. No need to worry about the lose of your telephone directory. Allows you to copy different number to one sim card, including phone book, SMS, ring tones, photos, etc. High access speed, transfers data or images from flash cards to any host system. Get Power supply via USB cable. No external power supply required. Software install will allow you to manage the sim card copying process.