Model	NVR-104S3-P4	NVR-108S3-P8
Video/Audio Input
IP Video Input	4-ch	8-ch
Network
Incoming Bandwidth	64Mbps
Outgoing Bandwidth	48Mbps
Remote Users	128
Protocols	TCP/IP, P2P, UPnP, DHCP, HTTP, HTTPS, DNS, DDNS, SMTP
Video/Audio Output
HDMI/VGA Output	HDMI:
	1920x1080/60Hz, 1920x1080/50Hz, 1600x1200/60Hz, 1280x1024/60Hz, 1280x720/60Hz, 1024x768/60Hz VGA:
	1920x1080/60Hz, 1920x1080/50Hz, 1600x1200/60Hz, 1280x1024/60Hz, 1280x720/60Hz, 1024x768/60Hz
Audio Output	1-ch, 3.5mm
Recording Resolution	6MP/5MP/4MP/3MP/1080P/960P/720P/960H/D1/2CIF/CIF
Synchronous Playback	4-ch	8-ch
Corridor Mode Screen	4-Mar	3/4/5/7/9
Decoding
Decoding format	Ultra 265/H.265/H.264
Live view/Playback	6MP/5MP/4MP/3MP/1080P/960P/720P/960H/D1/2CIF/CIF
Capability	1 x 6MP@30, 1 x 5MP@30, 2 x 4MP@30, 2 x 3MP@30, 4 x 1080p@30, 8 x 720p@30, 16 x D1@25
Hard Disk
SATA	1 SATA interface
Capacity	Up to 6TB for each disk
Smart
VCA Detection by Camera	Intrusion Detection, Cross Line Detection, Enter Area, Leave Area, Audio Detection, Auto Tracking
VCA Search	Behavior Search
Smart Intrusion Prevention (SIP) by Camera	4-ch(supports channel 1-4; Alarm only, no image)
General Alarm
General Alarm	Motion, Human Body Detection, Video Loss, Alarm Input
Alert Alarm	IP Conflict, Network Disconnected, Disk Offline , Disk Abnormal, Illegal Access
External Interface
Network Interface	1 RJ45 10M/100M self-adaptive Ethernet Interface
USB Interface	Rear panel: 2 x USB2.0
RS232	NA
RS485	NA
Alarm In	NA
Alarm Out	NA
PoE
Interface	4 RJ45 10M/100M self-adaptive Ethernet Interface	8 RJ45 10M/100M self-adaptive Ethernet Interface
Max Power	Max 30W for single port Max 50W in total	Max 30W for single port Max 75W in total
Supported Standard	IEEE 802.3at, IEEE 802.3af
General
Power Supply	48V DC	52V DC
	Power Consumption: ≤6 W (without HDD)	Power Consumption: ≤6 W (without HDD)
Working Environment	-10°C ~ + 55°C (+14°F ~ +131°F), Humidity ≤ 90% RH (non-condensing)
Dimensions (W×D×H)	190mm × 195mm × 42mm (7.5" × 7.7" × 1.6")
Weight (without HDD)	≤1.0kg (2.20 lb)
Certification
Certification	CE FCC
	WEEE