1. A device for electronic access control and surveillance, comprising: an electronic access control (EAC) module for controlling physical access through a portal between a secure area and a non-secure area, the EAC module generating access control data; an imager for surveilling an observation area proximate to the portal and generating at least one of image data and video data; and a data port disposed proximate to and electrically coupled to the EAC module and the imager, the device providing at the data port a data signal comprising EAC data for the portal and at least one of image data and video data of the surveilled observation area.