The PSP System is a dynamic entertainment medium that utilizes a wide range of digital content including games, audio, video and photos.  For use with UMB discs only.  Compatible with Memory Stick duo and Memory Stick PRO Duo.  Supported file formats include MP3, ATRAC3plus, JPEG and MPEG-4.  Compatible with IEEE 802.11b wireless LAN (2.4GHz).  System recommended for ages 6 and older.