Form Factor microSDHC and microSDXC Available Capacity 16GB, 32GB, 64GB, 128GB, 200GB, 256GB and 400GB* Performance/Speed 64GB-400GB: 100MB/s * read speed; write speed lower 16GB-32GB: 98MB/s * read speed; write speed lower Dimensions microSD™: 0.59in x0.43in x0.03in (14.99mm x 10.92mm x 1.02mm) SD™ adapter: 1.26in x 0.94in x 0.08in (24mm x 32mm x 2.1mm) Operating Temperature -13°F to 185°F (-25°C to 85°C) Storage Temperature -40°F to 185°F (-40°C to 85°C) Compatibility Compatible with all microSDHC and microSDXC supporting host devices What's in the box Memory Cards