Hikvision DS-2CD2041G1-IDW 4 MP Outdoor Fixed Bullet Network Camera with Build-in Mic

Image Sensor : 1/3" Progressive Scan CMOS
Min. Illumination : Color: 0.028 Lux @(F2.0, AGC ON)
Shutter Speed : 1/3 s to 1/100,000 s
Slow Shutter : Yes
Day &Night : IR Cut Filter
Wide Dynamic Range : DWDR
DNR : 3D DNR
Axis Adjustment : Pan: 0° to 360°, tilt: 0° to 90°, rotate: 0° to 360°

Aperture : F2.0
FOV : 2.8 mm, horizontal FOV: 100°, vertical FOV: 55°, diagonal FOV: 117°, 4 mm, horizontal FOV: 75°, vertical FOV: 41°, diagonal FOV: 88°
Lens Mount : M12
Focal Length : 2.8/4 mm

Alarm Trigger : Motion detection, video tampering, network disconnected, IP address conflict, illegal login, HDD error, HDD full
Network Storage : Support built-in microSD/SDHC/SDXC card (128 GB), local storage and NAS (NFS, SMB/CIFS), ANR
Protocols : TCP/IP, ICMP, DHCP, DNS, DDNS, HTTP, HTTPS, RTP, RTSP, NTP, UPnP, IGMP, IPv6, UDP, QoS, Bonjour
API : ONVIF (PROFILE S, PROFILE G), ISAPI
Simultaneous Live View : Up to 6 channels
User/Host : Up to 32 users. 3 levels: administrator, operator and user
Client : Wired network: Hik-Connect, iVMS-4200, iVMS-5200, iVMS-4500, Wi-Fi: iVMS-4200, iVMS-5200, iVMS-4500, *Wi-Fi connection with Hik-Connect directly is not possible.
Web Browser : IE 8+, Chrome 31.0-44, Firefox 30.0-51, Safari 8.0+

Max. Resolution : 2560 × 1440
Main Stream : 50Hz: 20 fps (2560 × 1440), 25 fps (2304 × 1296, 1920 × 1080, 1280 × 720), 60Hz: 20 fps (2560 × 1440), 30 fps (2304 × 1296, 1920 × 1080, 1280 × 720)
Sub Stream : 50Hz: 25 fps (640 × 480, 640 × 360, 320 × 240), 60Hz: 30 fps (640 × 480, 640 × 360, 320 × 240)
Video Compression : Main stream: H.265/H.264, Sub-stream: H.265/H.264/MJPEG
H.264 Type : Baseline Profile/Main Profile/High Profile
H.265 Type : Main Profile
Video Bit Rate : 32 Kbps to 8Mbps

Audio Compression : G.711/G.722.1/G.726/MP2L2/PCM
Audio Bit Rate : 64Kbps(G.711)/16Kbps(G.722.1)/16Kbps(G.726)/32-192Kbps(MP2L2)
Environment Noise Filtering : Yes
Audio Sampling Rate : 8 kHz/16 kHz/32 kHz/44.1 kHz/48 kHz