4 MP Indoor/Outdoor 4× Network IR PTZ Camera
Hikvision DS-2DE4A404IW-DE Network IR PTZ Cameras produce images with a resolution of up to 2,560 x 1,440 pixels. The embedded 1/1.9" progressive scan CMOS chip supports Digital WDR, and the 4x optical zoom allows for greater detail to be collected over more expansive areas.

Value Series 4 MP Indoor/Outdoor 25× Network IR PTZ Camera
Hikvision DS-2DE4A425IW-DE(S6) 4 MP Network IR PTZ Camera adopts 1/2.8" progressive scan CMOS chip. With the 25 × optical zoom lens, the camera offers more details over expansive areas. This series of cameras can be widely used for wide ranges of high-definition, such as rivers, forests, roads...

the IR, are they inside or outside of the glass? (i want to know about glare / reflection issue with these one)