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| Model |
HT-821 |
HT-421 |
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| Front Image |
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| Performance |
PENTAPLEX |
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| Display Speed |
Real-Time |
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| Recording Speed | Max.(1080p) |
120 fps |
120 fps |
| Max.(720p) |
240 fps |
120 fps |
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| Video In | Channel |
8CH (BNC) |
4CH (BNC) |
| Signal Level |
HD – SDI (SMPTE 292M) |
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| Video Out | Main Display |
HDMI |
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| Main Display Resolution |
1920x1080 (P), 1920x1080 (I) , 1280x720 (P), 1440x900 |
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| Sub Display |
VGA |
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| SPOT |
HD-SDI |
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| Audio | Input / output |
8/1 |
4/1 |
| Alarm | Input / output |
8/2 |
4/1 |
| Details | |||
| Screen | Display Split |
1, 4, 7, 9 |
1, 4 |
| Interface |
Graphic User Interface |
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| Video | Format / Codec |
Auto Detection / H.264 Advanced |
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| Image Quality |
Highest / High / Normal / Low |
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| Recording type |
Schedule / Continuous / Event (Motion, Alarm) |
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| Storage | Interface type |
SATA II / Up to 4 HDD”s / E-sata |
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| RAID |
RAID 0/1/5 JBOD |
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| Connectors | USB port |
USB port * 2 |
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| Function | |||
| Live Display | OSD |
On / Off |
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| Border Color / Digital Zoom |
Selectable / Up to 4X |
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| Cameo |
Camera Adjustment / Camera position change / Freeze / Audio on |
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| Motion | Area |
Adjustable GRID (22 X 15) |
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| Sensitivity |
5 Level motion detection |
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| System | Hidden Video |
Video is hidden in Live view but it is recorded |
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| PTZ |
Supported recent PTZ camera protocol / Preset up to 255 / RS 485 / RS 232 |
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| Private Zone |
Block the private zone in live camera view |
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| Auto Time Synch |
By NTP(Network Time Protocol) |
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| Firmware Update |
Via USB & Auto firmware upgrade via Network |
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| SMART Alarm |
Auto Detect & Monitoring HDD’s problem |
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| Event | Source |
Motion / Alarm In / Video loss |
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| Action |
Recording, e-Mail notification, Log file, Send message to Remote, Buzzer, Pop Up Window, Alarm, PTZ preset |
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| Pre/Post Alarm |
Yes (Up to 60 sec / Up to 100 sec) |
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| Record | Resolution |
SMPTE 292M (1080p or 720p) |
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| Quality |
4 Levels ( Low / Normal / High / Highest ) |
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| Search | Speed |
x1, x2, x4, x8, x16 |
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| Quick / Event search |
Search by time with calendar / Search by event |
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| Repeat search |
Select specific time period and playback repeatedly |
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| Panorama search |
Frame by frame |
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| Smart search |
Search only event and playback without interval |
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| CAMEO |
Live monitoring during playback, Playback camera change, Freeze and Digital zoom |
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| Backup | File format |
DVR Format |
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| Media |
DVD / USB device |
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| Network | Protocol |
Static IP, DHCP, DDNS |
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| Physical / Mac Layer |
RJ45 (10/100/1000 Mbps), Ethernet |
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| Browser |
SMS, Web Viewer, Smart Phone Viewer (Android, I-phone) |
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| Environment | |||
| Operating Temperature / Humidity |
0~40℃ / 20~80% RH |
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| Dimension / Weight |
350(W) X 400(D) X 88(H) / 6Kg |
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| Power Requirement / Consumption |
AC 100V – 220V (50Hz-60Hz) / 120W |
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