Sony announced that the cumulative worldwide sales of PSP (PlayStation Portable) handheld entertainment system reached a total of 70 million units as of April 27, 2011.

As the first handheld platform from the PlayStation family, PSP made its debut on December 12, 2004 in Japan, March 2005 in North America, May 2005 in Asian countries and regions, and September 2005 in Europe/PAL territories. PSP has continued to evolve as …

Starting on June 8 to coincide with the launch of the standalone game, the METAL GEAR SOLID: PEACE WALKER PSP Entertainment Pack will soon allow you to relive the stealth-action, glory and honor of the METAL GEAR SOLID series.

The new METAL GEAR SOLID: PEACE WALKER PSP Entertainment Pack will include:
“Spirited Green” PSP-3000 system
METAL GEAR SOLID: PEACE WALKER game on UMD
PlayStation Network downloadable voucher for special in-game content which will be unlocked …