This is a brand new 1GB Dual Voltage Reduced Sized Multi Media Card (RS-MMC)
-MMCmobile removable memory storage comes as a reduced-size MMC form factor and includes an adapter to double as a full-size MMC card. The smaller size, large capacity and dual operating voltage ranges are the perfect match for mobile phones and other portable devices that have limited space and require extended battery life.

Capacity: 1 GB
Dimensions: 18 mm x 24 mm x 1.4 mm
Weight: 1.5 g
Dual Voltage Operation: at 1.8V or 3.3V
Speed: up to 8 MB/sec read rate. Up to 7 MB/sec write rate
Operating Temperature: 32' F to 140' F (0C to 60C)
Storage Temperature: 4' F to 185' F (-20C to 85C)
Standardized: complies with MMC System Specification Version 4.0

Compatibility:
Mobiles phones requiring RS-MMC:

Nokia: Nokia 3230 Nokia 6260 Nokia 6670 Nokia 7610
Samsung:Samsung SCH 250 Samsung SCH-A770 Samsung SGH-D710 Samsung SGH-P730 Samsung SGH-P735 Samsung SPH G1000 Samsung x910
Siemens: Siemens S56
Note: 1 megabyte (MB) = 1 million bytes; 1 gigabyte (GB) = 1 billion bytes. Some of the listed capacity is used for formatting and other functions, and thus is not available for data storage.

Item Includes: 
1 X 1G RS-MMC Card
1 X Card Adapter
1 X Mini Plastic Case