Securedigital sd sdhc card memory size 32 gb read speed 20 mbs write speed 16 mbs memory type mlc file format fat32 operating voltage 27 36 v series a data turbo device class car radio macbook tv dslr digital camera camcorder computer printer functions write protection switch standard sd 30 sdhc class 10 adapter without adapter dimensions 32mm x 24mm x 21mm weight 2 g