The 4GB M2 is compatible with Sony Ericsson's latest generation of mobile Phones such as the K850i and the W990. 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 advantage of the M2 is compatibility with all M2 slotted mobile phones as well as all Memory Stick PRO Duo slotted devices when accompanied with the included M2 adapter.


Features:

* *Memory Stick PRO Duo capability (*with adapter which is not included)
* Dual voltage operation
* Controlled ejection design allows for easier removal
* Sony Magicgate encryption technology support
* Warranty 10 years


Specifications:

* 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