Thought this might be a great deal.
Compatible with Sony Ericsson phones.
From the Sony Website:
Please be aware that the features/specifications can differ from country to country.
* One-quarter the volume of Memory Stick PRO Duo media
* Delivered with M2 Standard and M2 Duo adaptors
* Greater durability and reliability: working perfectly in temperatures from -25°C to 85°C
* Enabling high-resolution moving image recording due to minimum write speed guarantee
* Compatible with copyright protection technology ("MagicGate")
* 5 years warranty