Sony has released the new firmware 3.90 with Skype for Playstation Portable as stated during CES. Now you can make calls with your Skype equipped Sony PSP.
If you’ve got a Sony PSP Slim & Lite and have been waiting since CES for a system software update to make skype calls to your friends for free, now is the time to act.
You just need to download and install the 3.90 firmware upgrade. See which friend is online to talk from the contact list.
Also if you have some credit in your account, you can make calls to landlines and mobiles at cheap rates anywhere in the world.