Micro sd card micro sdxc card memory size 128 gb read speed 48 mbs bus interface uhs i mode of transmission uhs104 file format exfat operating voltage 27 36 v series sandisk mobile ultra device class digital camera dslr camcorder computer tablet pc mp3 player mobile phone printer macbook functions write protection switch software included sandisk media manager software manufacturers warranty 10 years sdhc class 10 uhs speed class u1 adapter