1) NTSC/PAL
2) English menu
3) 16-channel image split display, 9-channel image split display, 8-channel image split display, Quad image display
4) Each image quality can independently adjust
5) The image can auto switch each other
6) 2 PIP functions and 1PIP function, each PIP position can be adjustable and display channel number can be edited
7) Dual-split function, each picture position can adjustable and display channel number can be edited
8) Zoom function, A zoomed area can be moved while zoom function is invoked
9) High-quality image freeze function, more than one image can freeze in different channel
10) Image loss alarm
11) 60 groups event record
12) Each channel number can be edited
13) Screen position and the length time of alarm can be adjustable
14) Supports IR remote controller
15) Supports PTZ control function and RS232 controller