Micro sd card micro sdhc card memory size 16 gb read speed 45 mbs write speed 40 mbs bus interface uhs i mode of transmission uhs104 file format fat32 operating voltage 27 36 v series a data premier pro suitable for full hd recording 4k recording 360 recording 3d recording sports photography device class digital camera dslr camcorder computer tablet pc mp3 player mobile phone printer macbook functions write protection switch standard sd 30