The MicroProx Tag provides the convenience of HID's proximity technology in a small disk-shaped transponder. Simply attach the adhesive-backed Tag to any nonmetallic card or device, and you instantly have a proximity card! With the MicroProx Tag you can upgrade from magnetic stripe or barium ferrite technologies by simply adhering the Tag to your existing access card. Easily and cost-effectively turn a plastic ID badge or contact smartchip card into a proximity credential! Add proximity access control capability to users' cell phones, PDAs and other similar nonmetallic devices. Experience the convenience of proximity without the expense of rebadging!