Capacity: 16GB. Works with any new Sony Ericsson mobile phone and any Memory Stick PRO Duo-compatible device. Easier to remove thanks to a unique controlled ejection design. The SanDisk Memory Stick Micro (M2) card gives you the power, capacity, and flexibility to capture and store all your digital pics, video, games, and whatever else you’re into. SanDisk Memory Stick Micro or “M 2”is the ideal memory card solution for Sony Ericsson’s new generation of slim line, multimedia mobile phones needing expandable storage for music, videos, and quality photos.