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@ F2.0
Day& Night: IR cut filter with auto switch
Wide Dynamic Range: 120 dB
Digital noise reduction: 3D DNR

Compression Standard
Video Compression: H.264/MJPEG/H.264+
Video bit rate: 32Kbps~16Mbps
Audio Compression: -S: G.711/G.722.1/G.726/MP2L2
Dual Stream: Yes

Image
Max. Image Resolution: 2688×1520
BLC: Yes, zone configurable
ROI: Support

Network
Network Storage: NAS, ANR
General Function: One-key reset, Anti-Flicker, heartbeat, mirror, password protection, privacy mask, Watermark, IP address filtering, Anonymous access
System Compatibility:ONVIF, PSIA, CGI, ISAPI

Interface
Communication Interface: 1 RJ45 10M / 100M Ethernet interface
On-board storage: Built-in Micro SD/SDHC/SDXC slot, up to 128 GB
Alarm: -S: 1 alarm I/O

Wi-Fi Specification (-W)
Channel Bandwidth: 20/40MHz Support
Security: 64/128-bit WEP, WPA/WPA2, WPA-PSK/WPA2-PSK, WPS
Wireless Range: 50m(depend on environment)

General
Operating Conditions:-30 °C ~ 60 °C (-22 °F ~ 140 °F) Humidity 95% or less (non-condensing)
Power Supply: 12 VDC ± 25%, PoE (802.3af Class3)
Power Consumption: Max. 5 W
Impact Protection:IK10
Weather Proof:IP67
IR Range: -I: up to 30m
Dimensions: 5.4 x 5.4 x 4.3 inches
Weight:500g (1.1 lbs)

• Up to 4 megapixe l 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 WiFi and H.264+ | IP67 weather-proof protection
• Unlimited Firmware Upgrade from Hikvision website