Specifications

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Specifications*
ITEM BLK-DH200400DH BLK-DH200800DH BLK-DH201600DH
Video
Input
Channel 4 channel 8 channel 16 channel
Input level Composite, 1.0 Vp-p, 75 Ω
Signal format NTSC
Video loss check Yes
Output
VGA 1
HDMI 1, up to 1080p
BNC 1
Spot 1
Audio
Input / output 4 channel line input / 1 channel line output
Audio CODEC G.711 (ADPCM)
Alarm
Sensor Input 4 channels (NC/NO selectable)
Alarm output 1 Alarm out by Sensor, Motion and Video Loss
Record
Compression H.264
Multi-operation QUADPLEX (Playback/Record/Network/Backup)
Resolution
D1 120 fps 120 fps 120 fps
Half D1 120 fps 240 fps 240 fps
CIF 120 fps 240 fps 480 fps
Recording quality grade 5 grades
Recording mode Continuous / Schedule / Motion/ Sensor/ Manual
Motion detection Motion detection setup by grid
Recording by channel Yes
Pre & post recording Yes, 10 sec. ~ 60 sec.
Display Frame rate ( /sec) 30 fps/channel
Playback
Multi-secoding 1, 4 1, 4, 8 1, 4, 8, 16
Playback speed
Single channel 2x, 4x, 8x, 16x, 32x
Multiple channels 4 channels 4 channels 4 channels
Search mode Timeline, Event, Archive, Log
Storage
HDD
Interface type Serial ATA I
Capacity of 1 HDD 2TB
Internal HDD 1 each (2 each without DVD-RW)
E-SATA port 1
Backup
USB flash drive Video and still image
USB external HDD Video and still image
Network Video and still image
Serial ATA I port for DVD-RW 1
USB port 1 front, 1 back
User I/F
Menu display GUI
Input method Remote control, mouse, keyboard (USB) controller
Serial port
Console 
PTZ control 1 RS-485
Termination Yes
Network
Dynamic DNS Yes (free DDNS)
Network interface 10/100BASE-T Ethernet (RJ-45)
Network streaming CIF 120 fps / 100 fps
Network
Access
Web viewer (1:1) Live, Search, Backup, PTZF Cam Control, Remote Setup
3G mobile viewer (1:1) Live, search, PTZF
Single site monitoring system: Live, Search, Backup, PTZF Cam Control, Remote Setup
Multi-sites monitoring system Live, Search, Backup, PTZF Cam Control, Remote Setup
Features
DLS (Day Light Saving) & NTP Yes
Internal Beep By Alarm, Motion, Video Loss, HDD error
Multi-Language Yes (more than 13 languages)
SW upgrade USB flash drive, network