Detailed Product Description

a) One door station can support up to four hundred indoor phones .b) LED in the door station provides a perfect night vision.c) Double Ding-Dong ring or chord melody rings is optional.d) Network application is optional, you can connect other door stations. e) When you use this door station in a network system, the intercom between managementunit and door station is possible.f) With RF card reader function, you can unlock the door by RF card.g) The most cutting-edge video door entry system