1.4 channel maximum hybrid access, preview 2 channel 1080P or 4 channel 720P

2.video frame rate up to 25 ftps, 1 channel VGA 1 channel BNC

3.USB software repair, USB 2.0 X 2

4.audio output, playback 1 channel 1080 P/ 1 channel 960 P/ 1 channel 720 P

5.SATA HD X 1 , (up to 3 TB for each), Compatibility standard ONVIF

6.Support P2P remote.

7.Support multiple PTZ control protocol.

8.support multiple language.