With True Day/night and 3D Dynamic noise reduction this PTZ doesn’t mind being alone in the dark. The HIK-2AF1-402’s 200’/s pan pre-set speed and 200’/s tilt pre-set speed along with 360’endless pan range and 12x optical zoom means nothing is out of sight for long with this speedy little PTZ. Features: ±0.1° preset accuracy 200°/s pan preset speed and 200°/s tilt preset speed 360° endless pan range Optical zoom:12x True day / night 3D DNR Specifications: Camera Image Sensor:  1/4″ SONY Interline Transfer Super HAD-ⅡCCD Effective Pixels:  PAL:752(H)×582(V); NTSC:768(H)×494(V) Horizontal Resolution:  Color: 540 TVL, B/W: 600 TVL Signal System:  PAL/NTSC Min.illumination:  Color: 0.2Lux/ (F1.6 AGC ON)B/W: 0.02Lux/(F1.6 AGC ON) White Balance:  Auto/ATW/Indoor/Outdoor/One push AGC:  Auto/Manual S/N Ratio:  ≥ 50dB DNR:  3D DNR BLC:  ON/OFF Shutter time:  PAL: 1/50-1/10,000s, NTSC: 1/60-1/10,000s Day&Night:  ICR Digital Zoom:  16x Privacy Masking:  8 privacy masks programmable; a maximum of 8 zones can be masked simultaneously on the same video screen Focus Mode:  Auto / Semi-automatic / Manual   Lens Focal Length:  3.8-45.6mm,12x Zoom Speed:  Approx.2s(Optical Wide-Tele) Angle of View:  50.69-4.5degree(Wide-Tele) Minimum Working Distance:  10-1500mm(Wide-Tele) Aperture Range:  F1.6-F2.7   Pan & Tilt Pan Range:  360° endless Pan Speed:  Pan Manual Speed: 0.1° -200°/s,Pan Preset Speed: 200°/s Tilt Range:  -2°-90° (Auto Flip ) Tilt Speed:  Tilt Manual Speed: 0.1°-120°/s,Tilt Preset Speed: 120°/s Proportional Zoom:  Rotation speed can be adjusted automatically according to zoom multiples Number of Preset:  255 Patrol:  8 patrols, up to 32 presets per patrol Pattern:  4 patterns, with the total recording time not less than 10 minutes Power-off Memory:  Support Park Action:  Preset / Patrol / Pattern / Pan scan / Tilt scan / Frame Scan / Random scan / Panorama scan PTZ Position Display:  ON/OFF Freeze Frame:  Support Password Protection:  Support Zone Scanning/Display:  Scanning within programmed zone, display zone title Camera Title:  Programmable title display Compass:  Support , the north can be set Scheduled Task:  Preset / Patrol / Pattern / Pan scan / Tilt scan / Random scan / Frame scan / Panorama scan RS-485 communication diagnosis:  Including failure information, e.g., wrong address, baud rate errors, et., displayed on the video screen in text Manchester code communication diagnosis:  Including failure information, e.g., wrong address, baud rate errors, et., displayed on the video screen in special characters   Alarm Alarm Input:  2 inputs Alarm Output:  1 relay outputs, alarm response actions option Alarm Actions:  Preset / Patrol / Pattern / Pan scan / Tilt scan / Random scan / Frame scan / Panorama scan / Relay output   Input & Output Monitor Output:  1.0V[p-p] / 75Ω, NTSC (or PAL) composite, BNC   General Menu Language:  English / Chinese RS-485 Protocols:  HIKVISION, Pelco-P, Pelco-D, self-adaptive Power Supply:  24VAC (12V DC optional) Power Consumption:  Max.18 W Working Temperature /Humidity:  -30 ℃-65℃(-22℉-149℉)(outdoor dome) / -10℃-50℃(14℉-122℉)(indoor dome )90% or less Protection Level:  IP66 standard (outdoor dome)TVS 4,000V lightning protection, surge protection and voltage transient protection Mounting:  Various mounting modes option Dimensions:  Φ180×239.5mm (Φ7.08”×9.43”)(Outdoor)Φ165×172.5mm(Φ6.50”×6.79”) (Indoor)Φ165×167mm(Φ6.50”×6.57”) (In-ceiling) Weight(approx.):  4Kg(8.82Ibs) (Outdoor)3Kg(6.61Ibs) (Indoor/In-ceiling) Mount Option:  Long-arm wall mount: DS-1618ZJ;Long-arm pendant mount: DS-1662ZJ; Short-arm pendant mount: DS-1661ZJ;