Model	XVR301-04U3				XVR301-08U3
Video/Audio Input
IP Video Input	4-ch				8-ch
Analog Video Input	4-ch, BNC				8-ch, BNC
Max IP Video Input	8-ch				16-ch
Supported Analog Camera Types	Support AHD input:
	8MP@15fps
	5MP@20fps
	4MP@30fps
	1080P@30fps
	720P@30fps
	Support TVI input:
	8MP@15fps
	5MP@20fps
	4MP@30fps
	1080P@30fps
	720P@30fps
	Support CVI input:
	8MP@15fps
	5MP@25fps
	4MP@30fps
	1080P@30fps
	720P@30fps
	Support CVBS input
BNC Audio Input	4-ch, channel audio				8-ch, channel audio
RCA Audio Input	1-ch
Video/Audio Output
HDMI Output	HDMI: 4K (3840 × 2160)/30 Hz, 1920 × 1080/60 Hz, 1920 × 1080/50 Hz, 1600 × 1200/60 Hz, 1280 × 1024/60 Hz, 1280 × 720/60 Hz, 1024 × 768/60 Hz
VGA Output	VGA: 1920 × 1080/60 Hz, 1920 × 1080/50 Hz, 1600 × 1200/60 Hz, 1280 × 1024/60 Hz, 1280 × 720/60 Hz, 1024 × 768/60 Hz
BNC Video Output	1-ch
RCA Audio Output	1-ch
Live View Display	HDMI/VGA: 1/4/6/8/9				HDMI/VGA: 1/4/6/8/9/16
Playback Screen	4-Jan				1/4/9/16
Encoding/Decoding
Recording Resolution	8MP/5MP/4MP/1080P/720P/D1
Recording Frame Rate	Main stream: 8MP@8fps
	Sub stream: D1@8fps
	Main stream: 5MP@12fps
	Sub stream: D1@12fps
	Main stream: 4MP@15fps
	Sub stream: D1@15fps
	Main stream: 1080P@25fps
	Sub stream: D1@25fps
	Main stream: 720P@30fps
	Sub stream: D1@30fps
Audio Sample Rate	8 kHz, 16 bit per channel
Audio Bit Rate	64 Kbps per channel
Decoding Capability	Analog: 4 x 8MP @8, 4 x 5MP @12, 4 x 4MP @15, 4 x 1080P@25, 4 x 720@30				Analog: 8 x 8MP @8, 8 x 5MP @12, 8 x 4MP @15, 8 x 1080P@25, 8 x 720@30
	IP: 1 x 8MP@30, 2 x 4MP@30, 4 x 1080P@30, 8 x 720P@30				IP: 2 x 8MP@30, 4 x 4MP@30, 8 x 1080P@30, 16 x 720P@30
Num of Concurrent Playback in Local	8-ch				16-ch
Coaxial Cable
Audio over Coaxial Cable(Form)	4-ch, One-way Audio(TVI)				8-ch, One-way Audio(TVI)
Two-way Audio
Two-way Audio	1-ch, RCA (Using the audio input and output)
Analog Snapshot
FTP/Schedule/Event Snapshot	Schedule/FTP/Event snapshot:4-ch snapshot, up to 704*576 resolution				Schedule/FTP/Event snapshot:8-ch snapshot, up to 704*576 resolution
Network
Incoming Bandwidth	40Mbps (Up to 48Mbps after all analog channel conversion)				80Mbps (Up to 96 Mbps after all analog channel conversion)
Outgoing Bandwidth	64Mbps				160Mbps
Remote Users	128
Protocols	TCP/IP, P2P, UPnP, DHCP, HTTP, HTTPS, DNS, DDNS, SMTP
Browser(Plugin)	IE10, IE11, Chrome 45+, Edge 79+, Firefox 52+
Smart
Analog Smart by XVR	Ultra Motion Detection (UMD) , SIP (Intrusion Detection, Cross Line Detection, Enter Area, Leave Area), Face Detection
IP Smart by IPC	Face Detection, SIP (Intrusion Detection, Cross Line Detection, Enter Area, Leave Area), Defocus Detection, Scene Change Detection, Object Removed, Object Left Behind, Auto Tracking
VCA Search	Face Search, Behavior Search
Smart Functions by XVR	4-ch (UMD), 2-ch (SIP), 1-ch (Face Detection)				8-ch (UMD), 4-ch (SIP)
Smart Functions by IP Camera	2-ch (SIP)				4-ch (SIP)
Alarm
General Alarm	Motion
Alert Alarm	IP Conflict, Network Disconnected, Disk offline, Disk Abnormal, Illegal Access, Hard Disk Space Low, Hard Disk Full, Recording/Snapshot Abnormal
GUI Language
GUI Language	38 languages: Simplified Chinese, Traditional Chinese, English, Vietnamese, Thai, Turkish, Spanish (Latin America), Portuguese (Brazil), Spanish, Portuguese, French, German, Italian, Dutch, Polish, Czech, Hungarian, Slovak, Russian, Hebrew, Arabic, Ukrainian, Estonian, Bulgarian, Greek, Romanian, Danish, Swedish, Norwegian, Finnish, Croatian, Slovenia, Serbia, Korean, Japanese, Latvian, Lithuanian, Persian
Hard Disk
SATA	1 SATA interface
Capacity	Up to 16 TB for each HDD (The maximum HDD capacity varies with environment temperature)
External Interface
Network Interface	1 RJ45 10 M/100 M self-adaptive Ethernet Interface				1 RJ45 10 M/100 M/1000 M self-adaptive Ethernet Interface
USB	Rear panel: 2 × USB2.0				Rear panel: 1 × USB2.0, 1 × USB3.0
RS485	1
RS232	N/A
Alarm In	4-ch
Alarm Out	1-ch
Power Supply	DC 12 V/2 A
Working Environment
Working Temperature	-10 ℃ to 55 ℃ (14 ℉ to 131 ℉ )
Working Humidity	≤ 90% RH (non-condensing)
Power Consumption (without HDD)	≤ 10W				≤ 12W
Dimensions
Weight (without HDD)	≤1.1 Kg ( 2.42lb )				≤1.2 Kg ( 2.65lb )
Dimensions	260mm ×251mm× 46mm (10.2" × 9.9"×1.8")
Certification
Certification	CE, FCC, UL, RoHS, WEEE
CE	EN 55032, EN 61000-3-3, EN IEC 61000-3-2
FCC	Part15 Subpart B