Building Talkback

美 [ˈbɪldɪŋ ˈtɔːkbæk]英 [ˈbɪldɪŋ ˈtɔːkbæk]
  • 网络楼宇对讲
Building TalkbackBuilding Talkback
  1. Building talkback system is an important part of intelligent community .

    对讲系统是智能小区系统不可缺少的组成部分。