Securedigital sd memory size 32 gb read speed 40 mbs bus interface uhs i mode of transmission uhs104 file format fat32 operating voltage 2 7 3 6 v series lexar high endurance suitable for full hd recording device class macbook dslr digital camera computer camcorder printer standard sd 301 sdhc class 10 uhs speed class u1 adapter sd card adapter dimensions 15 mm x 11 mm x 1 mm weight 2 g