Micro sd card micro sdxc card memory size 64 gb read speed 90 mbs write speed 40 mbs bus interface uhs i mode of transmission uhs104 file format exfat operating voltage 2 7 3 6 v series pny turbo performance suitable for full hd recording 4k recording 3d recording 360 recording sports photography device class digital camera dslr camcorder computer tablet pc mobile phone printer macbook manufacturers warranty 5 years standard sd 301 sdhc cl