Retrofit OSDP Kit - Connect an OSDP reader to a Wiegand access controller. Includes one (1) Farpointe CSR-35L+OSDP CONEKTĀ® Mobile-Ready Contactless Smartcard Reader (2.4-GHz/13.56-MHz), mullion and single-gang mount; and one (1) Cypress OSM-CPI OSDP-to-Wiegand converter.