Features:
1) Ceiling mounting design convenient for installation
2) Auto aperture lens with C / CS interface
3) Built-in PTZ decoder
4) Fit for multi-protocol
5) Back light compensation function
6) Vertical rotate range: 0 - 90 degrees
7) Horizontal rotate range: 0 - 355 degrees
8) 64 presets
9) The image will not be distorted in any monitor angle
10) The rotate speed is adjustable between 0 - 120 degrees/s

Specifications:
1) Mode: color speed dome (ZT9831)
2) Image pick-up device: 1/3" Sony EX-VIEW CCD
3) Effective picture elements (H x V): 752 x 582
4) Signal mode: PAL
5) Horizontal resolution: 480 lines
6) Min. illumination: 0.01 Lux
7) S/N: ≥48dB
8) Electronic shutter: 1/50 - 1/100,000s
9) Auto gain control: on / off
10) Back light compensation: on/off
11) Horizontal rotation range: 0 - 355 degrees
12) Vertical rotate range: 0 - 90 degrees
13) Horizontal rotate speed: 12° yC24°/s
14) Vertical rotate speed: 8° - 12°/s
15) Lens: f = 4.0 - 9.0mm
14) Video output: 1.0Vp-p75Ω
15) Input: DC 12V
16) Work temperature: -10°C ± 50°C