Model	NVR301-04X	NVR301-08X		NVR301-16X
Video/Audio Input
IP Video Input	4-ch	8-ch		16-ch
Two-way Audio Input	1-ch, RCA
Network
Incoming Bandwidth	64Mbps
Outgoing Bandwidth	64Mbps
Remote Users	128
Protocols	TCP/IP, P2P, UPnP, NTP, DHCP, PPPoE, HTTP, HTTPS, DNS, DDNS, SNMP, SMTP
Browser	IE(IE10/11) for Windows
	Firefox (version 52.0 and above) for Windows
	Chrome(version 45 and above) for Windows
	Edge(version 79 and above) for Windows
Video/Audio Output
HDMI/VGA Output	HDMI:
	3840x2160/30Hz, 1920x1080p/60Hz, 1920x1080p/50Hz, 1600x1200/60Hz, 1280x1024/60Hz, 1280x720/60Hz, 1024x768/60Hz
	VGA:
	1920x1080p/60Hz, 1920x1080p/50Hz, 1600x1200/60Hz, 1280x1024/60Hz, 1280x720/60Hz, 1024x768/60Hz
Recording Resolution	8MP/5MP/4MP/3MP/1080p/960p/720p/D1/2CIF/CIF
Audio Output	1-ch, RCA
Audio Compression	G.711A, G.711U
Synchronous Playback	4-ch	8-ch		16-ch
Liveview display	01.აპრ	1/4/6/8/9		1/4/6/8/9/16
Corridor Mode Screen	03.აპრ	3/4/5/7/9		3/4/5/7/9/10/12/16
Snapshot
FTP/Schedule/Event Snapshot	4-ch snapshot, up to D1 resolution
Decoding
Decoding format	Ultra 265/H.265/H.264
Liveview/Playback	8MP/5MP/4MP/3MP/1080p/960p/720p/D1/2CIF/CIF
Capability	2 x 4K@30, 3 x 5MP@30, 4 x 4MP@30, 5 x 3MP@30,8 x 1080p@30, 16 x 720p@30
Hard Disk
SATA	1 SATA interface
Capacity	Up to 8TB for each disk
	(The maximum HDD capacity varies with environment temperature)
Smart
VCA Detection by Camera	Intrusion Detection, Cross Line Detection, Enter Area, Leave Area, Defocus Detection, Scene Change Detection, Object Left Behind, Object Removed, Auto Tracking, Ultra Motion Detection(UMD)
VCA Search	Behavior Search
People counting	People Flow Counting, Crowd Density Monitoring
Smart Intrusion Prevention (SIP), UMD by Camera	Total 4-ch		Total 8-ch
General Alarm
General Alarm	Motion, Tampering, Human Body Detection, Video Loss, Alarm Input, Audio Detection
Alert Alarm	IP Conflict, Network Disconnected, Disk Offline , Disk Abnormal, Illegal Access, Hard Disk Space Low, Hard Disk Full, Recording/Snapshot Abnormal
External Interfac
Network Interface	1 RJ45 10M/100M self-adaptive Ethernet Interface
USB Interface	Rear panel: 1 x USB2.0,1 x USB3.0
RS232	NA
RS485	NA
Alarm In	NA
Alarm Out	NA
General
Power Supply	12V DC
	Power Consumption: ≤8 W (without HDD)
Working Environment	-10°C ~ + 55°C (+14°F ~ +131°F), Humidity ≤ 90% RH (non-condensing)
Dimensions (W×D×H)	260mm × 240mm × 47mm (10.2"×9.4"×1.9 ")
Weight (without HDD)	1.3kg (2.87 lb)
Certification
Certification	CE, FCC, UL, RoHS, WEEE
CE	EN 55032: 2015, EN 61000-3-3: 2013, EN IEC 61000-3-2: 2019, EN 55035: 2017
FCC	Part15 Subpart B, ANSI C63.4