• 8 channels full D1 standalone DVR    
• Up to 8 cameras with full HD 1080P display    
• H.264 video compression algorithm ideal    
• Each channel at D1(4CIF) realtime recording    
• Dual encoding streams supported    
• TV(BNC)/VGA/HDMI synchronous video output    
• live, recording, playback, backup & remote access    
• 16 channel simultaneous playback    
• Smart video detection: MD, camera blank, video loss    
• 3D intelligent positioning with DAHUA PTZ dome    
• Easy backup: USB devices, CD/DVD-RW & network download    
• Alarm triggering screen tips, buzzer, PTZ, e-mail, FTP upload    
• Up to 4 SATA HDDs & CD/DVD-RW, 1 eSATA, 2 USB2.0    
• Built-in web server, multi-DVR client, MSS & CMS

Main Processor	High performance embedded microprocessor
Operating System	Embedded LINUX
System Resources	Pentaplex function: live, recording, playback, backup & remote access
Control Mode	Front panel, USB mouse, IR remote control, Keyboard, Network
Input	8 channel, BNC(1.0Vp-p, 75)
Standard	NTSC(525Line, 60f/s), PAL(625Line, 50f/s)
Output	1 TV, 1 Spot, BNC(1.0Vp-p, 75), 1 VGA, 1 HDMI
Loop Output	8 channel
Input	4 channel, BNC(200-2800mV, 30K)
Output	1 channel, BNC(200-3000mV, 5K)
Bidirectional Talk	1 channel Input, BNC(200-2800mV, 30K), 1 channel Output, BNC(200-3000mV, 5K)
Display Split	1/ 4/8/9
Resolution	1920×1080, 1280×1024, 1280×720, 1024×768, 800×600
Tour Display	Support
Privacy Masking	4 self defined four sided zone for privacy masking  for each camera
OSD	Camera title, time, video loss, camera lock, motion detection, recording
Video/Audio Compression	H.264 / G.711
Image Resolution	D1/4CIF(704×576/704×480) / CIF(352×288/352×240) / QCIF(176×144/176×120)
Encoding Speed	Main Stream: D1/HD1/2CIF/CIF (1~25/30fps), Extra Stream: CIF/QCIF (1~25/30fps)
Bit Rate	32~2048Kb/s
Image Quality	1 to 6 level 9Level 6 is best, VBR efective)
Recording Mode	Manual, Schedule(Regular(Continuous), MD(Video detection: Motion detection, Camera blank, Video loss), Alarm), Stop
Recording Priority	Manual >Alarm >MD >Regular
Recording Interval	1~120 min. (default: 60 min.), Pre-record: 1~30 sec., Post-record: 10~300 sec.
Trigger Events	Recording, PTZ movement, Tour, Alarm, Email, Spot output
Motion Detection	Zones: 396(22×18), Sensitivity: 1~6 (level 6 is highest)
Video Loss & Camera Blank	Support
Alarm Input	8 channel
Relay Output	6 channel
Playback Channel	1/2/4/ALL
Search Mode	Time/Date, Alarm, Motion Detection & Exact search (accurate to second)
Playback Functions	Play, Puuse, Stope, Rewind,  fast play, Slow play,Next file,Previuse file , Next Camera, Repeat, backup selection, Digital zoom
Backup Mode	Flash drive/ USB HDD/ USB CD/DVD-RW / eSATA Device / Built-in SATA burner/ Network download
Ethernet	RJ-45 port (10/100M)
Network Functions	TCP/IP, UDP, DHCP, DNS, IP Filter, PPPOE, DDNS, FTP, Email, Alarm Server
Remote Operation	Monitor, PTZ control, Playback, System setting, File download, Log information
Hard Disk	4 SATA ports, 4 HDDs or 2 HDDs + 1 CD/DVD-RW, Max 2TB per HDD supported
Space Occupation	Audio: 28.8MB/H, Video: 56~900MB/H
HDD Management	Hard disk hibernation technology, HDD faulty alarm & Raid(Redundancy)
USB Interface	2 ports, 1 for mouse control, 1 for backup
eSATA	1 port
RS232	Dahua keyboard, PC communication
RS485	PTZ control
Power Supply	AC 100~240 V, 50/60 Hz
Power Consumption	30W
Working Environment	-10~+55℃ / 10~90%RH / 86~106kpa
Dimension	1.5U, 440mm×460mm×68mm(W×D×H)
Weight	6.0KG(without HDD)