POWER A Media Expansion Bar for PS3 Slim Expands PS3 Slim - now connect up to 4 USB devices for multiplayer gaming, data transfer, and as a solution for charging controllers. Adds 3 media ports and slots for SD Card, Memory Stick PRO Duo, and Compact Flash card readers to transfer and view pictures, music and data. Simple, stylish design - fits seamlessly into system profile and complements PS3 Slim styling cues. Developed by POWER A for use only with PS3 Slim.