Securedigital sd sdhc card memory size 32 gb read speed 95 mbs write speed 85 mbs bus interface uhs i memory type mlc file format fat32 operating voltage 27 36 v series transcend premium suitable for 360 recording sports photography full hd recording 3d recording 4k recording 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