Micro sd card micro sdhc card memory size 8 gb read speed 45 mbs write speed 10 mbs bus interface uhs i file format fat32 operating voltage 27 36 v suitable for full hd recording device class digital camera mp3 player tablet pc mobile phone manufacturers warranty lifelong standard sd 301 sdhc class 10 uhs speed class u1 adapter without adapter protective properties waterproof shockproof x ray resistant temperature resistant dimensions 1