| Model | 
SCM-3371N | 
SCM-3371P | 
| Power supply  | 
DC 8V to 15V (Recommend: 12V ) | 
| Power | 
Dynamic condition£º4.8W | 
| DSP | 
SV5 | 
| CCD | 
Size | 
1/4 inch, Double Density Interline Transfer CCD | 
| Total Pixels | 
811(H)x508(V) | 
795(H)x596(V) | 
| Effective Pixels | 
768(H)x494(V) | 
752(H)x582(V) | 
| Optical  | 
Optical zoom  | 
37X, f=3.5 to 129.5mm(F 1.6 to 3.9) | 
| The minimum focus distance | 
1500mm | 
| Digital Zoom  | 
X2-X16 | 
| Maximum range observed | 
Level: 55.5¡ã(nearly) µ½ 1.59¡ã(far) vertical: 42.5¡ã(nearly) µ½ 1.19¡ã(far) | 
| Synchronization | 
Scanning system  | 
2:1 Interlace  | 
| Synchronization  | 
Internal Synchronization /Outside synchronization | 
| frequency  | 
Level£º15.734KHz/vertical£º59.94Hz | 
| ¹¦ÄÜ | 
Camera ID | 
255 ID  | 
| Resolution  | 
Color £º560 TV Line Black-and-white £º680 TV Line  | 
| Video output  | 
CVBS : 1.0Vp-p/75Ω | 
| SNR £¨S/N£© | 
52 dB (AGC Off,Weight ON) | 
| minimum illumination | 
Color £º0.2Lux/F1.6 (50 IRE) Black-and-white £º0.02Lux/F1.6 (50 IRE) | 
| 
 BLC   | 
WOR/BLC/HLC/OFF | 
| ICR  | 
Auto/Color/Black-and-white | 
| AGC  | 
Low/ medium/high/ manual/Off | 
| WB | 
ATW /Manual /Outdoor/Indoor  | 
| Electronic Shutter  | 
Automatic/manual/ Flicker Filter  | 
| Film speed | 
x512 | 
| O.S.D  | 
Built-in ( English and Chinese) | 
| Motion Detection | 
On/Off (Outward output alarm signal) | 
| External control | 
RS-232C TTL Level (2400,4800,9600, 19200, 38400 bps Selectable) | 
| SSNR | 
Low/medium/high/off | 
| SSDR | 
Dark space compensation | 
| intelligence  | 
Dynamic, track, | 
| Focus  | 
Automatic/manual/one-time focus | 
| 
 ZOOM SPEED   | 
2.5Sec(Fast)/ 3.1 Sec(Middle) / 5.6 Sec(Slow)£ºNearly burnt to telephoto  | 
| mirror  | 
H/V  | 
| Privacy shelter  | 
On/OFf 8 group | 
| Size | 
48.6(W)¡Á53.8(H)¡Á87(D)mm | 
| working environment  | 
-10¡æ to +50¡æ / 20% to 80% RH | 
| Stored Environment  | 
-20¡æ to +60¡æ / 20% to 95% RH | 
| Weight | 
213g |