If you want to play the real Call of Duty: Black Ops on the go, you have three legitimate options. None of them involve a "PSP Free ISO."
If you have stumbled upon the search term you are likely hoping to play the iconic 2010 blockbuster on Sony’s legendary handheld, the PlayStation Portable. However, there is a massive misconception in the gaming community that needs to be addressed first.
: Features three distinct campaigns (US, Canadian, and British) set during World War II. Availability
Call of Duty: Black Ops was released for the PlayStation Portable (PSP) in November 2010 as a companion title to the console versions. Developed by n-Space and published by Activision, the PSP edition offered a unique single-player campaign set during the Cold War, along with multiplayer modes supporting up to 6 players via ad-hoc connection.
Interfaces that mimic the console version of Black Ops.