Micro sd card micro sdhc card memory size 32 gb read speed 20 mbs memory type mlc file format fat32 operating voltage 27 36 v device class digital camera dslr camcorder mp3 player tablet pc mobile phone computer printer macbook functions write protection switch manufacturers warranty 30 years sdhc class 10 adapter sd card adapter dimensions 15 mm x 11 mm x 1 mm weight 04 g