Micro sd card micro sdxc card memory size 64 gb read speed 95 mbs bus interface uhs i mode of transmission uhs104 file format exfat operating voltage 2 7 3 6 v series sandisk extreme pro suitable for 4k recording 3d recording 360 recording full hd recording sports photography device class digital camera dslr camcorder computer tablet pc mobile phone printer macbook software included rescuepro deluxe standard sd 301 sdhc class 10 uhs speed cl