The SD and SDHC memory card is a highly secure stamp-sized flash memory card, which can be used in a variety of digital products: digital music players, cellular phones, handheld PCs, digital cameras, digital video camcorders, smart phones, car navigation systems and electronic books. To support the higher capacity needs, SD cards are now requiring a different design. The new SD 2.0 specifications - which supports 4GB and up - is called Secure Digital High Capacity (SDHC). The SD Association has created and defined 3 speed classes to help you identify speed and performance capabilities/mini mum requirements of SDHC cards and their SDHC host products. Many factors impede this performance. SDHC guarantees a minimum read and write speed necessary to handle recording high quality video and... Less

High capacity high performance data storage and communication media. Compatible devices include Cell Phones PDAs (phones) MP3 Players Digital Cameras Smart Phones Global Position Systems and many other portable electronic devices. Features 64GB Capacity Class 10 Speed Compatible with SDHC/SDXC host devices Minimum data transfer speed of 10MB/sec Secure Digital Extended Capacity SDXC Class 10 Card Support for CPRM Support Windows 7 Windows Vista Windows XPSpeed Class Rating: Class 10Read Speed: up to 20MB/sWrite Speed: up to 15MB/s

Comes with bonus MicroSDHC & SD to USB Memory card reader for transferring all of your data from the card to your computer. Card Reader compatible up to 64GB.