Micro sd card micro sdxc card memory size 64 gb read speed 45 mbs bus interface uhs i file format exfat operating voltage 27 36 v suitable for full hd recording 3d recording device class tablet pc mobile phone computer dslr digital camera camcorder printer macbook manufacturers warranty 10 years standard sd 301 sdhc class 10 uhs speed class u1 adapter sd card adapter dimensions 15 mm x 11 mm x 1 mm weight 04 g