Play station portable.
I think UMD stands for Universal Media Disc and PSP stands for Play Station Portable if that's what your asking for.
PS3 stands for Play Station 3 while PSP stands for Play Station Portable A PSP is porable and the shape is different. The PS3is not portable and is not handheld. But they work the same.
PSP stands for PlayStation Portable. PSP Music is referring to the music that can be played on the PSP. It can be downloaded directly through the unit's own browser.
It stands for PlayStation Portable.
It stands for Universal Media Disc.
PSP systems stands for "Playstation portable systems." PSP is the name for the handheld playstation games, which are often owned by children or other young people.
hbl stands for 'half byte loader'.it helps to play homebrew in psp's who had updated their psp's to latest version
XMB stands for Cross Media Bar, it is the horizontal menu bar on a Sony PSP.
XMB stands for Cross Media Bar, and is the interface for the PSP system. Basically, it sorts the content of your PSP into categories like Game, Video, Music, Network, etc. From there you do things like listen to a song or start playing a game.
XMB is not for the computer it stands For xross(cross) media bar for the sony playstation 3 and the psp systems
The initials PSPISO actually should be divided into PSP ISO. PSP stands for Play Station Portable and ISO means International Standard Organization, together they are talking about the Standards for the Play Station Portable.
OE stands for Open Edition, a version of custom firmware that allowed people to run Homebrew applications on the PSP. This has now been superceded by the M33 edition, which is now at 5.00 M33-4 for the latest firmware.