Today mobile phones are largely used for multimedia activities that provide the users a space for experiencing high quality entertainment in their busy schedule. For these activities memory cards with high capacity is needed. SanDiskâ€™s flash Mobile Ultra, microSD, microSDHC and Memory Stick Micro (M2) flash mobile memory cards, are designed in order to carry out the storage and speed necessities of digital photography, music downloads, videos, and GPS functionality that have turn out to be customary on such devices. The SanDisk Mobile Ultra cards are available in 2GB, 4GB and 8GB competency. These are capable of high performance and facilitate fast side-loading speeds while transferring digital files to and from their mobile memory card and their computer. The cards come together with a MobileMate Micro Reader that plugs directly into a USB 2.0 port in order to transport the digital content quickly and to make the management of such contents effortless. The microSD cards that has a maximum capacity of 2GB is designed for slot-equipped legacy mobile phones while microSDHC cards, available in 4GB and 8GB, are built for newer mobile phone models, most of which are well-matched with these higher capacity card. Sony Ericssonâ€™s new age mobile phones use the Memory Stick Micro M2 cards that comprise advanced capacity level.