Securedigital sd sdxc card memory size 128 gb read speed 95 mbs write speed 60 mbs bus interface uhs i file format exfat operating voltage 27 36 v series transcend ultimate suitable for 360 recording sports photography full hd recording 3d recording 4k recording device class car radio macbook tv dslr digital camera camcorder computer printer functions write protection switch sdhc class 10 uhs speed class u3 adapter without adapter dim