Feature: this kind of host has humannized man-machine interface, it takes the measure of bus transmission, it can realise the calling,talkback,surveillance,picking the lock with the multiple-management central host, bounding-wall host,entrance host in the residential area. it can also realise the talkback and calling among the residents. it has the function of multilevel management, time regulating and can connect many central host.
Delivery terms and packaging
Packaging Detail: color box or according to your requirments Delivery Detail: within 7 days after we have checked the payment