Micro sd card memory size 64 gb read speed 90 mbs bus interface uhs i mode of transmission uhs104 file format exfat suitable for full hd recording device class macbook dslr digital camera printer camcorder mobile phone tablet pc manufacturers warranty 5 years standard sd 301 sdhc class 10 uhs speed class u1 dimensions 15 mm x 11 mm x 1 mm weight 04 g