It has both features of digital video and audio recording(DVR), and digital video and audio server(DVS). It can work locally and independently as well as compose of a powerful security monitoring net with networking.
Adopts graphical user operation interface. Supports USB mouse, panel and remote control operation modes. 
True four-tasking synchronization function; recording, playback, transmission and backup can work simultaneously
16-channel video, 16-channel audio full real-time and synchronous input, 1 channel voice talkback.
Under D1 video resolution, PAL(720x576) format total recording resources is 400 frames and each channel can realize independent hardware compression at the speed of 25 frames(adjustable) per second. NTSC(720x480) format total recording resources is 480 frames and each channel can realize independent hardware compression at the speed of 30 frames(adjustable) per second. Video compression adopts H.264 compression technology; supports constant bit rate, variable bit rate compression and variable frame rate compression. 
Audio compression standard adopts ADPCM
Max supports 8×1500GB SATA HDD.
Timing recording, manual recording, motion detection recording, alarm recording, any mode for selection.
16-channel full D1 real time recording and network transmission work simultaneously.

1-channel to 16-channel CIF playback.
Recording playback searches according to the channel number, recording type and recording time, supporting fast forward, slow forward, single-frame, last section, next section etc..
Supports two USB2.0 high-speed port and one USB1.1 port. Provides backup of video files on the hard disk; supports U disk and USB hard disk. 
Preview supports single-channel, multi-channel and single-channel auto-switch display
Support alarm when image blocked.
Supports multi-protocol RS485 PTZ control, PTZ preset points, cruising and tracking functions; supports PTZ keyboard control.
16-channel alarm input and 4-channel alarm output. Supports alarm link function when motion detection and other anomalous events occur.
Can setup multiple user type authority customization. Besides one administrator, multiple user types can be setup through "user management authority", increasing the flexibility of the security management of the user authority. 
Realize 3G mobile phone monitoring
Supports Alarm email warning.
RJ45 network. Supports remote network monitoring, remote video playback, remote video back-up and remote PTZ control.
Supports two-way voice talkback or one-way voice broadcast through remote PC and network DVR.
Support HDMI