It includes following functions.
- View up to 16 cameras at one location.
- Monitor multiple locations from one app.
- View in portrait or landscape mode.
- Max. 4 channels can be selected to display split screen.
- Single or split screen display. (To change from split screen to full screen, just tap the display twice. Single tapping the display again returns to split screen.)
- PTZ support.

MD Viewer supported DVR list:
MDR-x500 Series,
MDR-H0000A Series

Correspondence to 64 bit device and fix some errors