Corby Corby 6500 6500 Series Control Board JMAC# CORBY-6500 The Corby 6500 is a replacement circuit board that plugs on the rear of all 6500 series keypads.UPC: 769586065000Also known as: CY-6500For more information about the Corby 6500, please contact us.This tiny circuit board supports 165 users, 3, 4, 5 or 6... MSRP: Was: Now: $95.70 In Stock Expedited Shipping Available Need it Tomorrow? Need it Tomorrow? Select the NEED IT FAST shipping option at checkout and a member of our team will contact you promptly with any available Expedited Shipping options once we receive your order. Add to Cart