Maxell 4 GB Micro SDHC Flash Memory Card with Adapter 502001 Class 6 Micro SD card compatible with a variety of devices Great for cell phones, PDA's, navigation systems, camcorders, digital cameras, game consoles and all devices with a Micro SD slot Automatic power management reduces power consumption Lock switch protects data from being over-written or erased Available in 2GB, 4GB, 8GB, and 16GB