Product Features Product price is not confirmed & subject to change. 4 GB HDD built-in Provides 4 gigabytes of storage space for your PSP saves & files Effectively doubles the capacity of the standard PSP battery 3.6 volts
- 3600 m Ah Lithium-polymer battery technology Plugs at the back of your PSP Description The X2 Battery is a direct replacement for your PSP's rechargeable battery but offers double the capacity of the standard model. Now bundled with a 4GB HDD it gives you plenty of space for your saves & files on the go. What's in the box 1 x Sony PSP Max 4GB HDD w/ X2 Battery 1 x driver CD