35Bit, Facility Code: 4021.  9,000 Range.

RapidPROX® SlimLine™ ULTRA™ Proximity Key Fobs come standard with a professional, inkjet number printed on each fob, while optional laser-engraving is available for an additional fee. A Nickel-Plated Steel Split Ring is also included.  For more detailed information, click on the next PDF tab.