Conclusion: Sony MS-MT4G/T is a useful 4GB ProDuo memory stick , designed for AVCHD recording and PSP products. As the device offers mind blowing transfer and writing speed, you will be able to transfer data or write any data instant at a fast-blazing speed.
Excerpt: Memory Stick Pro Duo 4GB Mark2 PSP - optimum for storing, sharing and transferring thousands of high quality pictures, videos and music. Delivered with a standard size adaptor. MARK2 technology guarantees min. 32Mbps writing speed and is certified to operate with AVCHD recording products.