The AC-1202 from Controlsoft is a Proximity Reader in an industry standard panel mount housing. The AC-1202 connects to an Access Control Unit via an industry standard Wiegand connection. Features & Benefits Proximity Technology (Contactless) Electronics Potted for Environmental Protection Tri-colour LED and buzzer for user feedback Industry Standard Panel Mount Format (40mm square aperture) Dimensions: 62mm x 62mm x 18mm