HD-SDI DVR 4 channel
4ch video input;
4ch audio input/1ch output;
4ch WD1+4ch WCIF recording + 8CH playback;
4CH Alarm input/4CH output;
HDMI 
- H.264 compression;
- preview, record, playback, backup, network 
- Multi-level user management
- VGA output, Resolution:1024×768,1280×1024/60Hz
- Recording:Manual, Schedule, Alarm, Motion Detection
- Video search: Time/Date, Channel, Event
- HDD: SWJ-9204E1:2pcs SATA 2TB;SWJ-9204S1/9208S1/9216XH: 8pcs SATA
- Support IE/PPP0E/DDNS/DHCP,etc
- Support 3322, dyndns, no-ip, changeip, dnsexit and Peanut shells domain name server as default value.
- UPNP
- RJ45 10M/100M, RS485