4gb Micro Sd

3440 4gb micro sd products are offered for sale by suppliers on Alibaba.com, of which memory cards accounts for 52%. A wide variety of 4gb micro sd options are available to you, such as tablet, computer and dvr.You can also choose from black, blue and colorful 4gb micro sd,as well as from 128mb, 512mb, and 256mb 4gb micro sd,and whether 4gb micro sd is high speed, or smart.