Camden CV-550SPK stand-alone, HID format, prox reader and keypad supports up to 2000 users with card, PIN, or card and PIN access. It features a cast metal housing and backlit keypad with fully potted electronics, making CV-550SPK both weather (IP65 rated) and vandal-resistant. In addition, the CV-550SPK has inputs for REX switch / sensor, door contacts, as well as Form 'C' relay, tamper, and Wiegand 26-Bit outputs. User prox cards or tags can easily be individually or batch-enrolled. Camden CV-550SPK offers a complete 1-door access control solution for high-traffic indoor or outdoor applications that demand weather and vandal-resistant performance over years of operation. The 26-Bit Wiegand input and output allows the unit to also operate as a dual credential (prox reader and keypad) access control system device. CV-550SPK is ideal for professional offices, healthcare, schools, retail stores, and commercial and industrial applications. CV-550SPK may be used to control entry or egress through electrically locked doors or for activating / deactivating overhead doors, automatic doors, elevators, equipment, or machinery.