Memory Stick Pro FAQ

Q1. What is Memory Stick PRO?
A1. Memory Stick PRO is an advanced media format that incorporates various capabilities and expandability, such as high capacity, high speed technology and data protection technology. All the advanced technologies, working in concert with optimized Memory Stick PRO format-compatible devices, enable various applications including real-time recording and playback of high-resolution moving images. The combination of the media of this format and compatible devices brings a new level of high quality digital playback and capture, enabling users to view, listen to and enjoy incredibly rich entertainment. The Memory Stick PRO format offers Memory Stick PRO media and Memory Stick PRO Duo media.

Q2. Is the Memory Stick PRO format a proprietary Sony technology?
A2. The Memory Stick PRO media format was developed jointly by SanDisk and Sony Corporation.

Q3. Why was the Memory Stick PRO format developed?
A3. Similar to how DVD represents the evolution of disc-based technology, the Memory Stick format is the evolution of ultra-portable IC recording for music and video applications. Like DVD and CD technologies, the current Memory Stick and Memory Stick PRO formats can co-exist, providing different options and benefits for different needs.

Q4. How do users distinguish between the different formats?
A4. The Memory Stick PRO format retains the same form factor (size and shape) as the current Memory Stick format. However, Memory Stick PRO media is distinguished by a different logo and design. Most Memory Stick PRO compatible devices have the corresponding "PRO" indication near the media slot.

Q5. What is the transfer rate of Memory Stick PRO media?
A5. The maximum theoretical transfer rate of Memory Stick PRO media is 160Mbps (20MB/sec), although the actual read/write speed is dependent upon the interaction between the host device and media. The minimum write speed has been standardized at 15Mbps* to meet the requirement of real-time recording of high resolution moving image.

* Can be obtained when used with optimized Memory Stick PRO-compatible hardware with 15Mbps or higher transfer speed.

Q6. How much content can a 1GB Memory Stick PRO media hold?
A6. The following are examples of data that can be contained on a single 1GB Memory Stick PRO media.

Q7. Who will be the users of the Memory Stick PRO media?
A7. Initially, the users of Memory Stick PRO media will be early adopters and professionals who have higher storage needs for their personal and professional applications. As the media format grows in acceptance, Memory Stick PRO media will spread among a variety of users, enabling them to enjoy incredibly rich content on a single stick.

Q8. Are current Memory Stick media forward compatible with Memory Stick PRO hardware?
A8. Yes, all the current Memory Stick media can be used on Memory Stick PRO compatible devices.

Q9. Do Memory Stick PRO media work in current Memory Stick compatible products?
A9. Memory Stick PRO media cannot be read by current Memory Stick compatible devices, but PCs can accept this media through the use of an appropriate PC card adapter or USB reader/writer. In contrast, Memory Stick PRO compatible devices are optimized for compatibility with all media (current Memory Stick and Memory Stick PRO media).

Q10. Can Memory Stick PRO media compatibility be implemented through a firmware or software upgrade?
A10. Technically, firmware/software upgrades are possible to create Memory Stick PRO format compatibility in some product categories.

Q11. What will happen if a Memory Stick PRO media is inserted into a non-Memory Stick PRO compatible device?
A11. Depending on the hardware, an error message may appear.

Q12. What is Access Control Function (tentative name)?
A12. It is a unique personal data protection technology offered as one of the expanded functions of the Memory Stick PRO format. Combining a sophisticated locking device and a unique secured key, this function provides control over access to and recording of data inside the media.