The CS-D800A8-B indoor phone is designed to connect with 1 outdoor station. This part is an internal device with sound response and LCD or CRT display showing the visitor’s image when call occurs. LCD or CRT monitor displays visitor’s image to help host to identify visitor. Built-in microphone achieves two-way communication between host and visitor. Door release button controls door open function.
CS-D800A8-B boasts functions of 3,5’’ TFT LCD / 4’’ B&W CRT, entry station communication & monitoring, and door release. The volume, contrast and brightness is adjustable. There are Color and B&W video indoor phone available. Color video indoor phone includes 3.5” and 7” types, handset or hand-free. B&W video door phone contains 4” handset and hand-free types.