Sony Japan unveiled its latest high-end Memory Stick PRO Duo, the MSX-M4GS which is available in 4GB. With 4GB of memory storage, you could store up to 2,000 of your favorite’s songs, 3,000 JPEG pictures and almost 9 hours of animated recording. MSX-M4GS will be available in August with an open price of 29,800Yen (USD257). Within three months time, Sony upgrades their memory card from 2GB to 4GB. We will see a large capacity of 8GB pretty soon.

[via sony]