Securedigital sd sdhc card memory size 32 gb read speed 90 mbs write speed 40 mbs bus interface uhs i file format fat32 operating voltage 27 36 v series komputerbay professional suitable for 360 recording sports photography full hd recording 3d recording 4k recording device class macbook dslr digital camera computer camcorder printer functions write protection switch sdhc class 10 uhs speed class u1 adapter sd card adapter dimensions 3