Silicon Power SDHC 4GB Class 10 Silicon Power 4 GB Class 10 SDHC Memory Card General Features: 4 GB capacity SDHC Class 10 compliant Fully compatible with the SD 2.0 Standard Supports SDHC devices and card readers Supports Content Protection for Recordable Media (CPRM) Security level complies with Secure Digital Music Initiative (SDMI) Compatible with your mobile phone, PDA, MP3 player, digital camera, notebook or desktop PC