About products and suppliers
463 external sim card reader products are offered for sale by suppliers on Alibaba.com, of which card readers accounts for 82%, access control card readers accounts for 2%.
A wide variety of external sim card reader options are available to you, such as type, usb 2.0 and usb 3.0.You can also choose from abs, plastic and aluminum external sim card reader,As well as from all in 1 / multi in 1, single external sim card reader,and whether external sim card reader is external, or internal.