... voice, beautiful design We have been working on video door phone and video intercom for 6 years, we are marketing: ... 2 wire TW system for villa and multi-appartment; 3, PBX system for multi-appartment; 4, Wireless system;7435 CX/NCX ... and Remote unlock;3, Support extended phone set;4, Inter-call with extended phone set;5, Support two camera for 7435 ... carton;NW: 1.26kg GW: 1.46kg video door phone