Securedigital sd sdhc card memory size 32 gb read speed 50 mbs write speed 13 mbs bus interface uhs i mode of transmission uhs104 file format fat32 operating voltage 27 36 v series a data premier device class digital camera dslr camcorder computer car radio tv printer macbook functions write protection switch standard sd 30 sdhc class 10 uhs speed class u1 adapter without adapter protective properties waterproof shockproof magnet pr