Micro sd card micro sdhc card memory size 16 gb read speed 25 mbs write speed 15 mbs bus interface uhs i mode of transmission uhs50 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 5 years standard sd 30 sdhc class 10 uhs speed class u1 adapter sd card adapter dimensions 15 mm x 11 m