Original English Version,support unlimited firmware upgrade,and 2-years warranty by seller.

Camera
Image Sensor: 1/3'' Progressive scan CMOS
Min. Illumination: 0.01Lux @ (F1.2, AGC ON) ,0 Lux with IR
Shutter time: 1/3 s to 1/100,000 s
Lens: 2.8mm
Lens Mount: M12
Adjustment Range: Pan:0° - 355°, Tilt: 0° - 75°, Rotation: 0-355°
Day& Night: IR cut filter with auto switch
Wide Dynamic Range: 120dB
Digital noise reduction: 3D DNR

Compression Standard
Video Compression: H.264/MJPEG
H.264 code profile: Main profile
Video bit rate: 32Kbps~12Mbps
Dual Stream: Yes

Image
Max. Image Resolution: 2688×1520
ImageSettings:Rotate mode, Saturation, Brightness, Contrast adjustable by client software or web browser
BLC: Yes, zone configurable
ROI: Support

Network
Network Storage: Built-in Micro SD/SDHC/SDXC slot, up to 128G, NAS
System Compatibility:ONVIF, PSIA, CGI, ISAPI

Interface
Audio:1-ch 3.5 mm audio in (Mic in/Line in)/out interface (-S model)
Communication Interface:1 RJ45 10M / 100M Ethernet interface
Alarm:1x alarm I/O *only for -S models
On-board storage:Built-in Micro SD/SDHC/SDXC slot, up to 128 GB
Reset Button:Yes

General
Operating Conditions:-30 °C ~ 60 °C (-22 °F ~ 140 °F) Humidity 95% or less (non-condensing)
Power Supply: 12 VDC ± 10%, PoE (802.3af)
Power Consumption: Max. 5 W
Weather Proof:IP67
IR Range: -I: up to 30m
Dimensions: 5.4 x 5.4 x 4.3 inches
Weight:500g (1.1 lbs)

Package included
1 x 3.0MP CMOS HIKVISION waterproof Network IR Dome Camera DS-2CD2142FWD-IS
1 x Software CD with User Manual
1 x Installation screws
1 x Retail Packaging Box

• Up to 4 megapixel high resolution | Full HD1080p video
• Dual stream | 120dB Wide Dynamic Range | 3D Digital Noise Reduction
• 3-axis adjustment | Up to 30m IR range | Audio/Alarm IO
• DC12V & PoE | Support H.264+ | IP67 weather-proof protection
• English version support unlimited Firmware Upgrade

Up to 4 megapixel high resolution | Full HD1080p videohikvision