... is a super small cards(11*15*1MM),about 1/4 of sd cards,it is the smallest cards in ... ,current capacity: 128MB,256MB,512MB,1G,2G,4G,8G,16G,32G,64G,128GProduct Parametersl,Size:11mm x 15mm x1mm2,Compatible ... Speed:read:10m/s,write:5m/s(based on cards class and capacity)6,Voltage:2.7~3.6V7,Working temperature ... if you are interest in any of them 2gb 2g micro sd card with sd adapter and retail packing