About products and suppliers
4431 bluetooth card-reader products are offered for sale by suppliers on Alibaba.com, of which access control card readers accounts for 12%, card readers accounts for 2%.
A wide variety of bluetooth card-reader options are available to you, such as type, usb 2.0 and rs232.You can also choose from abs, plastic and aluminum bluetooth card-reader,As well as from all in 1 / multi in 1, single bluetooth card-reader,and whether bluetooth card-reader is external, or internal.