New 4GB Micro M2 stick. The 4GB M2 is compatible with Sony Ericsson's latest generation of mobile Phones such as the K810i and the W880. The 4GB M2 has the capacity to hold up to 1,000 MP3 songs, up to 15 hours of MPEG4 video or up to 9000 high-resolution photos.
The SanDisk 4GB Micro M2 can be used in Memory Stick PRO Duo slots when used with the included adapter to increase the compatibility range of devices they will function in. The M2 card also has dual voltage capabilities for use in mobile phones and other portable devices. The mobile phone voltage is 1.8v for new Sony Ericsson models, and also 3.3v for Memory Stick PRO Duo compatible devices.
* Memory Stick PRO Duo capability
* Dual voltage operation
* Controlled ejection design allows for easier removal
* Sony Magicgate encryption technology support
* Warranty 10 years
* Capacity: 4GB
* Read/write: 10MB/sec read speed,
* Read/write: 3MB/sec write speed,
* Small size: 0.59" x 0.49" x 0.05" (L x W x H)
* Voltage: 1.8v, 3.3v
With the 12.5% Quidco taken off this comes to £26.67 delivered. From a reputable supplier so no fear of cheap fakes turning up.