Aiphone JBS-2AD Video intercom kit. INCLUDES - JB-2MD Master station with color monitor JB-DA door station Power supply Video automatically activates when the talk button is pressed. 3-1/2" direct view color LCD video monitor. Image view area - Approximately 2' horizontal 3'8" -7'9" vertical at 4'3" high and at 20" in front of the camera Night viewing- Up to 1' from camera, with white LED projected Background beyond 1' cannot be seen Master station dimensions: 6-7/8" high x 4-1/4" wide x 1-11/16" deep Door station dimensions: 5-1/8" high x 3-7/8" wide x 1-9/16" deep Minimum illunimation - 1 lux at 1' from camera PLEASE NOTE THE SHIPPING AND RETURN POLICIES NEAR THE BOTTOM OF OUR HOME PAGE.