Video/Audio Input
IP video input:    |    32-ch
Two-way audio input:    |    1-ch, RCA (2.0 Vp-p, 1kΩ)
Network
Incoming bandwidth:    |    256Mbps
Outgoing bandwidth:    |    160Mbps
Remote connection:    |    128
Video/Audio Output
HDMI Output:    |    1-ch, resolution: 4K(3840*2160)/60Hz, 4K(3840*2160)/30Hz, 1920*1080P/60Hz, 1600*1200/60Hz, 1280*1024/60Hz, 1280*720/60Hz, 1024*768/60Hz 
Recording Resolution:    |    8MP/6MP/5MP/3MP/1080p/UXGA/720p/VGA/4CIF/DCIF/2CIF/CIF/QCIF 
Audio Output:    |    1-ch, RCA (Linear, 1kΩ)
Synchronous Playback:    |    16-ch
VGA Output:    |    1-ch, resolution: 1920*1080P/60Hz, 1280*1024/60Hz, 1280*720/60Hz, 1024*768/60Hz 
Decoding
Live view / Playback:    |    8MP/6MP/5MP/3MP/1080p/UXGA/720p/VGA/4CIF/DCIF/2CIF/CIF/QCIF 
Capability:    |    8-ch@1080P
Hard Disk
SATA:    |    4 SATA interfaces for 4HDDs  
Capacity:    |    Up to 6TB capacity for each HDD
External Interface
Network Interface:    |    2 RJ-45 10/100/1000Mbps self-adaptive Ethernet interfaces
Serial Interface:    |    RS-232; RS-485;
USB Interface:    |    Front panel: 2 × USB 2.0 
Rear panel: 1 × USB 3.0 
Alarm In:    |    16-ch
Alarm Out:    |    4-ch
General
Power Supply:    |    100 to 240 VAC
Consumption(without hard disk and POE):    |    ≤20 W
Working Temperature:    |    -10 ºC ~ +55 ºC (+14 ºF~ + 131 ºF)
Working Humidity:    |    10 % ~ 90 %
Chassis:    |    19-inch rack-mounted 1.5U chassis
Dimensions:    |    445 × 390 × 70 mm (17.5"× 15.3" × 2.8")
Weight(without HDD):    |    ≤ 5 Kg (11 lb)