hand-free video door phone Model: PST-VD905C CMOS camera,handfree,audio and video communication; Connection:4 wire hand-free video door phoneName: Handfree Color Video Door Phone for VillaModel: PST-VD905CIncluding in one kit: One indoor monitor, One outdoor station, one adapter, one English user manual and one cable.Description:7-inch Color TFT Working voltage: DC15V CMOS camera, 380 TV lines, ...