| Model |
DH-SD6680-HN |
DH-SD6681-HN |
| Camera |
| Image Sensor |
1/4” Progressive Scan CCD |
| Effective Pixels |
1.3M, 1296(H) x 966(V) |
| Focal Length |
4.5mm(Wide)~81mm(Tele), F1.6~F2.7 |
4.7mm(Wide)~84.6mm(Tele), F1.6~F2.8 |
| FOV |
51.6°(Wide)~3.1°(Tele) |
55.2°(Wide)~3.2°(Tele) |
| Optical Zoom |
18x |
| Digital Zoom |
12x |
| Min.Illumination |
0.1Lux/F1.6(Color), 0.01Lux/F1.6(B/W) |
0.5Lux/F1.6(Color), 0.02Lux/F1.6(B/W) |
| Electronic Shutter |
NTSC:1/4~1/10000s, PAL:1/3~1/10000s, 20level |
| SNR |
>50dB |
| Backlight Compensation |
On/Off |
| White Balance |
Auto/ATW/Indoor/Outdoor/Manual |
| Day/Night |
ICR |
| Video & Audio |
| Video Compression |
H.264/MPEG4 |
| Image Resolution |
1.3M(1280×960) / 720P(1280×720) / D1(704×576/704×480) / HD1(352×576/352×480) / CIF(352×288/352×240) /
QCIF(176×144/176×128) / VGA(640×480) / QVGA(320×240) / QQVGA(160×128) |
| Encoding Speed |
Main Stream: 1.3M(1~15fps), Others(1~25/30fps) |
| Extra Stream: D1/HD1/CIF/QCIF/VGA/QVGA/QQVGA(1~25/30fps) |
| Audio Compression |
G.711a(32Kbps) / AMR(10.2Kbps) |
| Audio Mode |
Off /Audio input/Audio output |
| Bit Rate |
32K~8Mbps |
| Dome Drive |
| Pan / Tilt Range |
Horizontal: 0°~360°endless, Vertical: -2°~90°auto flip |
| Manual Control Speed |
Horizontal: 0.1°~300°/s, Vertical: 0.1°~150°/s |
| Preset Speed |
Horizontal: 400°/s, Vertical: 180°/s |
| Preset Positions |
200 |
| PTZ Mode |
5 Auto Scan, 8 Tour, 5 Pattern |
| Alarm |
7/2 alarm input/output, Triggering Preset/Tour/Pattern/Scan |
| Auto Speed Control |
Automatic focal length/speed adaptation |
| 3D Positioning |
Yes |
| Protocol |
DH-SD, Pelco-P/D |
| Fan & Heater |
Automatic fan and heater control |
| Network |
| Ethernet |
RJ-45(10/100 Base-T) |
| Network Protocol |
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, Maintenance & Upgrade |
| General |
| Processor |
TI DaVinci Series DSP |
| Operating System |
Embedded LINUX |
| Resource |
Simultaneous remote monitoring, local recording and remote control |
| User Interface |
WEB, DSS, PSS |
| Protection |
IP66 |
| Protection Circuit |
3000V lightning protection, surge protection |
| Working Temperature |
-40~60℃ |
| Working Humidity |
10%~90% |
| Power Supply |
AC 24V/3A(±10%) |
| Power Consumption |
15W(normal), 50W(heater working) |
| Weight |
5.0kg |
