... memory card: 1.cheap ship and fast productioan 2.The more the cheaper 3.Test is must before sending out Micro sd memory ... and high speed Specification of mirco sd memory card: SpecificationsCapacity128MB,256MB,512MB,1GB,2GB,4GB ... mp3/ipad/psp.etcFrequently Asked Questions of memory card:1.Why do the actual capacity ... of USB flash drive and memory card always less than their marked capacity? ...