• The backup device is in accordance with ISO/IEC 7816-3,GSM 11.11 andGSM 11.12? standard
• Volume: 8KB(250 telephone directory records, each record length is 15 letters limited for name, and 20digit limited for phone number).Support 8K,16K,32K
according to different choice
• Device independent, no PC or PDA required
• Dont worry losing information when mobile phone lost
• Dont worry losing information when out of power. The information can be? saved in backup device about 3 years
• Read name and telephone number, with calendar function