DS-2AE4225T-D3 4-inch 2 MP 25X Powered by DarkFighter Analog Speed Dome
· FOV : Horizontal field of view: 57.6° to 2.5° (wide to tele),Vertical field of view: 34.4° to 1.4° (wide to tele),Diagonal field of view: 64.5° to 2.9° (wide to tele)
· Zoom Speed : Approx. 3.6 s (optical, wide to tele)
· Working Distance : 10 mm to 1500 mm (wide to tele)
· Aperture Range : F 1.6 to F 3.5
· Focal Length : 4.8 mm to 120 mm, 25× Optical
· Focus Mode : Auto/Semiauto/Manual
· WDR : ≥ 120 dB
· Movement Range (Pan) : 360° endless
· Pan Speed : Pan manual speed: 0.1° to 100°/s,Pan preset speed: 100°/s
· Movement Range (Tilt) : -5° to 90° (auto flip)
· Tilt Speed : Tilt manual speed: 0.1° to 80°/s,Tilt preset speed: 80°/s
· Proportional Zoom : Rotation speed can be adjusted automatically according to zoom multiples
· Presets : 256
· Patrol Scan : 10 patrols, up to 32 presets per patrol
· Pattern Scan : 5 patterns, with the total recording time no less than 10 minutes
· Power-Off MemoryYes
· High quality imaging with 2 MP resolution
· Excellent low-light performance via powered-by-DarkFighter technology