Micro sd card micro sdxc card memory size 64 gb read speed 85 mbs bus interface uhs i file format exfat operating voltage 2 7 3 6 v series strontium nitro suitable for full hd recording device class digital camera dslr camcorder computer tablet pc mobile phone printer macbook manufacturers warranty 5 years standard sd 301 sdhc class 10 uhs speed class u1 adapter sd card adapter usb adapter protective properties waterproof temperature resis