Horizontal Viewing Angle
170 °
Vertical Viewing Angle
170 °
TV System
PAL/NTSC Auto-switching
Video Input
4-Channel AHD Video Input & Single/2/3/4 Quad Images Adjustable
Audio Input
Built-in Speaker & 1 Way Audio Input
Housing
Plastic & With Black Rubber Painted
Dimension
257*170*33(82)mm
Working Temperature
-20℃ to 70℃