Doorking 1802-082 1802 Series Telephone Entry System, Surface Mount, 600 Max Phone Numbers, Two Relays, One Auxilary Input

Brand: Doorking
ADI #:7L-1802082 Model #: 1802-082  Name: Doorking 1802-082 1802 Series Telephone Entry System, Surface Mount, 600 Max Phone Numbers, Two Relays, One Auxilary Input