Public Address system is widely used in buildings, hotels, high-class apartment buildings, train stations, airports, supermarkets, ... with the main use to broadcast general announcements. For each area or the whole building, play background music when there is an event. Bài viết chi tiết

Video Door Phone is a doorbell system that uses a Camera to observe people outside and can talk directly through a microphone and speakerphone. Bài viết chi tiết

ITES Smart Technology Service Joint Stock Company specializes in distributing, supplying, buying and selling genuine and exclusive VIVANCO network equipment with the best prices in Vietnam. Bài viết chi tiết