color CMOS camera,auto night IR grasp, 7inch TFT touch screen,video calling &conversation, gate moniter 8cord ringer tone color CMOS camera,auto night IR grasp, 5 or 7inch LCD screen,video calling &conversation with indoor extentions, guard centers, and outdoor stations,gate moniteringhandsfree function 8cord ringer tone Surface mount; Video and two way intercomDoor lock controlWith hand-move ...