Brand - Hikvision, Model - Hikvision DS-2CD2121G0-I, Type - Dome IP Camera, Mega Pixel - 2.0MP, Image Sensor - 1/2.8 Inch Progressive Scan CMOS, General Function - Anti-flicker, heartbeat, mirror, password protection, privacy mask, watermark, IP address filter, Lens - 2.8/4/6mm fixed lens, Lens Mount - M12, Focal length - 2.8/4/6mm, Video Type - H.265+/H.265/H.264+/H.264, Resolutions - 1920 x 1080 (2MP), Shutter Speed - 1/3 s to 1/100,000s, Slow Shutter - Yes, Day & Night - IR Cut Filter, Wavelength - 850nm, Dual-Stream - Yes, Audio Communication - Two-way audio, Interface - 1 x RJ45 10M/100M self-adaptive Ethernet port, Wi-Fi - IEEE 802.11b, g, n, Security - 64/128-bit WEP, WPA/WPA2, WPA-PSK/WPA2-PSK, WPS, Frequency - 2.4 GHz - 2.4835 GHz, Card Slot - micro SD/SDHC/SDXC slot, Storage Type - micro SD/SDHC/SDXC, Storage Supported - Up to 128GB, Digital Noise Reduction (DNR) - 3D DNR, Wide Dynamic Range (WDR) - DWDR, Anti-Flicker - Yes, Password Protection - Yes, Watermark - Yes, Ingress Protection Grade - IP67, Simultaneous Live View - Up to 6 channels, Button - Reset Button, Working Distance - (2.8, 4mm) 20  Meter, (6mm) 30 Meter (IR Range), Protocols - TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, RTCP, PPPoE, NTP, UPnP, SMTP, SNMP, IGMP, 802.1X, QoS, IPv6, Bonjour, Power Supply - 12 VDC +- 25%, Power Consumption - max. 5W, Operating Temperature - -30 degree C to +60 degree C, Operating Humidity - 95% or less (non-condensing), Body Material - Plastic (Front Cover), Metal (Base), Dimensions - 111 x 82.4mm, Weight (gm) - 400 gm, Others - Aperture: F2.0, Audio Compression (-S): G.711/ G.722.1/ G.726/ MP2L2/ PCM, Image Enhancement: BLC/3D DNR, local storage and NAS (NFS,SMB/CIFS), ANR, Interface Audio (-S): 1 input (line in), 1 output (line out), mono sound, Wireless Standards: IEEE 802.11b/g/n, Frequency Range: 2.4 GHz to 2.4835 GHz, Wireless Range: 50 m, Power Supply: 12 VDC +- 25%, PoE (802.3af, class 3), Specialty - Line crossing detection, intrusion detection, 1 fixed region for main stream, Rotate mode, saturation, brightness, contrast, sharpness adjustable by client software or web browser, Motion detection, video tampering, network disconnected, IP address conflict, illegal login, HDD full, HDD error (Alarm Trigger), Anti-flicker, heartbeat, mirror, password protection, privacy mask, watermark, IP address filter, BLC/3D DNR/ROI, 2 Behavior analyses, Digital WDR, 2.0MP IR Fixed Dome IP Camera, Part No - DS-2CD2121G0-I, Warranty - 1 year, Country of Origin - China, Made in/ Assemble - China