Insten USB SIM Card Reader Writer for GSM CDMA Phone SMS Phone Book Contact Backup to PC Edit Copy Restore Note: Supports Windows 98SE / ME / 2000 / XP / Vista / 7 / 10. Driver may be needed for OS older than Win 2000 and the downloadable driver information is included in the package. Not Support Mac. Note: This card reader is compatible with regular SIM card; To use it with a Mini SIM card/ Nano SIM Card/ Micro SIM card, please use it with a SIM card adapter. Read, edit, backup your telephone directory and SMS for your GSM devices. Leisurely sort, batch modify phone directory and SMS Ideal for portable use on the road or at home with a desktop or laptop. Note: Please don't use this sim card reader with USB HUB (With AC adapter). The stong current may damage the deivce including the sim card. Remove SIM card from your phone and place in the card reader for full access to your info on your PC.