SIM Card

Copy a device for backing up address book data (contacts on the SIM card) to the Sim Card memory; store or transfer contacts to a SIM card. Maximum capacity of 500-1000 contacts in the device memory. Functions: 1. Backup and restore phone book data from a SIM card; 2. Memory 32KV - 1000 telephone records (4 different cards; each with 250 records); 3. Lock passwords and view the phone book; 4. Support for data exchange between different SIM cards; 5. Easy to use; has a user-friendly interface; 6. Autonomous; No PC or PDA required; 7. Data; stored on the device will not be lost; even if the electricity is cut off; 8. Supports 3V sim cart and R-Uim cart. The device has not been used; Perhaps the battery is dead (in the photo) I don’t have one.