Buy.com has Kingston 8GB microSDHC Class 4 w/2 Adapters - SDC4 for $22.83 + free shipping.
Starting at 4GB, microSDHC cards offer higher storage along with the versatily of transforming the card into a miniSDHC or full-size SDHC card. Kingston’s microSDHC cards use the new speed “class” rating of Class 4 that guarantee a minimum data transfer rate of 4MB/sec. for optimum performance with devices that use microSDHC.
# The microSDHC card provides higher storage for more music, more games, more photos, more movies, more of everything you need in today’s mobile world. This product comes with miniSD and SD card adapters.
Wherever you find yourself in the mobile world, you can trust and rely on Kingston’s microSDHC cards. All cards are 100-percent tested and are backed by a lifetime warranty* and free live technical support.
Features
Compliant — with the SD Specification Version 2.00 (SDHC)
Compatible — with microSDHC, miniSDHC, and SDHC host devices; not compatible with standard microSD/miniSD/SD - enabled device/readers
File Format — FAT32
Reliable — lifetime warranty
Tech Specs
Capacity — 8GB
Dimensions — 0.43 x 0.59 x 0.039 ( 11mm x 15mm x 1mm)
High-Speed Class Rating Class 4: 4MB/sec. minimum data transfer rate
Operating temperatures — -13°F to 185°F (-25°C to 85°C)
Storage temperatures — -40°F to 185°F (-40°C to 85°C)
Weight — .1 oz (2.7g)
Kingston 8GB microSDHC Class 4 w/2 Adapters - SDC4 $22.83 FS 
