Kawanishi noted the UMD, as used in the PSP, is a read-only medium, meaning any data recording will have to involve the use of a Memory Stick.

The PSP accepts the Memory Stick Duo and UMD media formats. Users will be able to play music and movie files from the memory stick, but retail games and movies will be sold in UMD form.

Sony is introducing two capacities of its Memory Stick Entertainment Pack for the PSP (PlayStation Portable) system later this month featuring either 2GB or 4GB Memory Stick PRO Duo™ media. Both ...

This isn't the first device that'll let you use regular old (and cheaper) MemorySticks on your previously Duo-only PSP, but it is the most practical so far — even if it still leaves a bit—ok ...

Sony has started offering PSP films on a format besides UMD - although only as part of a Memory Stick Duo promotion ...

Your PSP has one lousy card slot for your Memory Stick. You want two card slots. What do you do? Buy another PSP, that’s what, you immoral nerd. It’d be better than being seen by the rest of ...

That doesn't mean that the software can't take advantage of your memory stick however, and Monster Hunter Freedom Unite offers the option of installing game data from the UMD onto your Pro Duo ...

Kadokawa Shoten, Hori and Capcom will each release premium-priced memory sticks with custom PSP themes based on popular brands.

Memory cards don’t sell PSPs, games do, at least according to Sony’s retail partners. With the limited-edition Ratchet & Clank: Size Matters PSP Entertainment Pack doing well, Sony has decided ...

PSP owners gobble up Memory Sticks You can still buy a PlayStation Portable if you look in the right places, but good luck snagging a memory card for it.

Rumors abound when it comes to the PSP Go! Now, we have another rumor on top of the original rumor. This one says that the rumored console will be getting a high-speed card format like the Memory ...

You also cannot use the built-in Memory Stick formatter to format a stick on PSP -- you must take out the Memory Stick and plug it into either the Memory Stick slot (with adapter for the smaller ...