DH-N444E42A

The Dahua Video Doorbell Network Security System provides all the components to quickly install, configure, and employ a complete video surveillance solution. The Video Doorbell offers 2 MP video and two-way communication, the IP cameras offer the clarity of 4 MP video, and the NVR offers built-in motion detection algorithms, alarm triggers, and customized recording modes. The Video Doorbell and the network cameras connect easily to the NVR for total system recording. In addition, the Video Doorbell and the NVR are compatible with the Dahua DMSS mobile application to view live video, configure and acknowledge alarms, and share video with authorized users.

• 4 MP Network Cameras
• 4 MP at 30 fps Maximum Resolution, 2.8 mm Fixed Lens
• Maximum IR Length 30 m (98 ft) with Smart IR
• Starlight Technology for Ultra Low-light Applications
• Built-in Microphone
• Intelligent Video System
• IP67 Environmental Protection
• 2 MP WiFi Video Doorbell
• 2 MP at 30 fps Maximum Resolution, 1.9 mm Fixed Lens
• 4 GHz, IEEE802.11b/g/n, 100 m (328 ft) Open Field WiFi
• Built-in Microphone and Speaker for Real-time Communication
• PIR Detection
• 4K Network Video Recorder
• 2 TB Pre-installed Hard Disk Drive
• Embedded Quad-core Processor
• Smart H.265 and Smart H.264 Dual Codec
• Up to 8 MP Resolution for Preview and Playback
• 80 Mbps Incoming Bandwidth
• Call 1-800-878-6604 for Dealer Prices! 

Technical Specification

Camera
Image Sensor	1/3-in. CMOS
Effective Pixels	2688 (H) x 1520 (V), 4 MP
ROM/RAM	128 MB / 128 MB
Scanning System	Progressive
Electronic Shutter Speed	Auto, Manual: 1/30 s to 1/100000 s
Minimum Illumination	Color: 0.008 lux at F1.6 0 Lux with IR on
IR Distance	Up to 30.0 m (98.43 ft)
IR On/Off Control	Auto, Manual
IR LEDs	Two (2)
Lens
Lens Type	Fixed-focal
Mount Type	M12
Focal Length	2.8 mm
Max Aperture	F1.6
Angle of View	Horizontal: 102° Vertical: 55° Diagonal: 121°
Iris	Fixed Aperture
Close Focus Distance	0.90 m (2.95 ft)
DORI¹ Distance - Detect (8 ppf)	56.0 m (183.73 ft)
DORI¹ Distance - Observe (19 ppf)	22.40 m (73.49 ft)
DORI¹ Distance - Recognize (38 ppf)	11.20 m (36.75 ft)
DORI¹ Distance - Identify (76 ppf)	5.60 m (18.37 ft)
Installation Angle
Range	Pan: 0° to 360° Tilt: 0° to 78° Rotation: 0° to 360°
Video
Compression	Smart H.265 , H.265, Smart H.264 , H.264, H.264B MJPEG (sub stream only)
Streaming Capability	Two (2) Streams
Resolution	4 MP (2688 x 1520), 2560 x 1440, 2304 x 1296, 1080p (1920 x1080), 1.3 MP (1280 x 960), 720p (1280 x 720), D1 (704 x 480); VGA (640 ×480); CIF (352 x 240)
Frame Rate - Main Stream	2688 x 1520 at 20 fps or 2560 x 1440 at 30 fps
Frame Rate - Sub Stream	D1 (704 x 480) at 30 fps
Bit Rate Control	CBR, VBR
Day/Night	Auto (ICR), Color, B/W
BLC Mode	BLC, HLC, True WDR (120 dB)
White Balance	Auto, Natural, Street Lamp, Outdoor, Manual, Regional Custom
Gain Control	Auto, Gain Priority, Shutter Priority, Manual
Noise Reduction	3D DNR
Motion Detection	Off, On (4 Zones, rectangular)
Region of Interest	Off, On (4 Zones)
Smart IR	Auto, Manual
Digital Zoom	16x
Flip	0°, 90°, 180°, 270°
Mirror	Off, On
Privacy Masking	Off, On (4 Areas, rectangular)
Network
Ethernet	RJ-45 (10/100 Base-T)
Protocol	HTTP, HTTPs, TCP, ARP, RTSP, RTP, UDP, SMTP, FTP, DHCP, DNS, DDNS, PPPOE, IPv4/v6, QoS, UPnP, NTP, Bonjour, 802.1x, Multicast, ICMP, IGMP, SNMP
Interoperability	ONVIF (Profile S, G, T), CGI, P2P, Milestone, Genetec
Auto Register	Support
Streaming Method	Unicast, Multicast
Maximum User Access	20 Users /20 Hosts
Edge Storage	Network Attached Storage (NAS), FTP, SFTP, Micro SD Card slot (maximum 256 GB)
Web Viewer	IE, Chrome, Firefox
Management Software	Smart PSS, DSS, DMSS
Mobile Operating System	IOS, Android
Audio
Input	Built-in Microphone
Audio Compression	G.711A, G.711Mu, G.726
Certifications
Safety	EN 60950-1
Electromagnetic Compatibility (EMC)	FCC CFR 47 Part 15 Subpart B Electromagnetic Compatibility Directive 2014/30/EU
Electrical
Power Supply	12 VDC or PoE (IEEE 802.3af, Class 0)
Power Consumption	< 6.6 W
Environmental
Operating Conditions	–40° C to 60° C (–40° F to 140° F), Less than 95% RH
Storage Conditions	–40° C to 60° C (–40° F to 140° F)
Ingress Protection	IP67
Construction
Casing	Metal
Dimensions	ø121.90 mm × 99.10 mm (ø4.80 in. x 3.90 in.)
Net Weight	0.48 kg (1.10 lb)
Gross Weight	0.65 kg (1.40 lb)
Intelligence
IVS triggers an alarm and takes a defined action for the following events:
Standard Features	• Tampering with the camera. • Error writing to an onboard Micro SD card. • Error sending or receiving data over the network. • Unauthorized access to the camera.
Premium Features
Tripwire	A target crosses a user-defined line.
Intrusion	A target enters or exits a defined perimeter.
Camera
Image Sensor	1/2.7-in. 2 MP CMOS
Effective Pixels	1920 x 1080, 2 MP
Scanning System	Progressive
IR Distance	5.0 m (16.50 ft)
Lens
Lens Type	Fixed
Focal Length	1.9 mm
Angle of View, Horizontal	140°
Video and Audio
Video Compression	H.264
Resolution	2 MP at 30 fps
PIR	Configurable area and distance: Coverage: up to 120° Distance: up to 5.0 m (16.50 ft)
Audio - Input	Built-in Microphone
Audio - Output	Built-in Speaker
Audio Compression	G.711
Network
WiFi	2.4 GHz WiFi (IEEE 802.11b/g/n)
Antenna	Internal Dual Antennae, 2 x 2 MIMO
Interoperability	CGI
Mobile Operating System	IOS, Android
Edge Storage	Micro SD Card Slot, maximum 64 GB (unit ships with a 16 GB Micro SD card)
Compatibility	• Any Dahua NVR • Dahua X5, X7, X82 Series HDCVI DVRs • Dahua DMSS Mobile Application
Certifications
Safety	EN 60950-1:2006 A11:2009 A1:2010 A12:2011  A2:2013 IEC 60950-1:2005 (2nd Ed.); Am1:2009 Am2:2013
Electromagnetic Compatibility (EMC)	CFR 47 FCC Part 15 subpart B , 201 8 EN 55032:2015; EN 55024:2010; EN 50130-4:2011/A1:2014; EN 61000-3-2:2014; EN 61000-3-3:2013
Electrical
Power Supply²	16 VAC to 24 VAC, 0.04 A or 16 VDC to 24 VDC, 0.04 A
Power Consumption	< 9 W
Environmental
Operating Temperature	–20° C to 50° C (–4° F to 122° F), Less than 95% RH
Ingress Protection	IP67
Construction
Casing	Plastic
Dimensions	118.94 mm x 47.0 mm x 29.30 mm (4.68 in. x 1.85 in. x 1.15 in.)
Net Weight	0.14 kg (0.31 lb)
Gross Weight	0.47 kg (1.03 lb)
Installation	Surface-mount
System
Main Processor	Quad-core Embedded Processor
Operating System	Embedded LINUX
Audio and Video
IP Camera Input	Four (4) Channels
Audio - Input	One (1) Microphone, RCA
Audio - Output	One (1) Channel, RCA, from Camera or Microphone
Recording
Video Compression	Smart H.265 , H.265, Smart H.264 , H.264
Audio Compression	G.711A, G.711U, PCM, G.726
Supported IP Camera Resolution	8 MP, 5 MP, 4 MP, 3 MP, 1080p, 720p, D1, CIF
Bit Rate	16 Kbps to 20 Mbps per Channel
Record Mode	Manual, Alarm, Motion Detection, Timed
Record Interval	1 to 120 minutes (default: 60 minutes), Pre-record: 1 s to 30 s, Post-record: 10 s to 300 s
Display
Interface	One (1) HDMI, One (1) VGA Simultaneous video output
Native Output Resolution - HDMI	3840 x 2160,1920 x 1080, 1280 x 1024, 1280 x 720
Native Output Resolution - VGA	1920 x 1080, 1280 x 1024, 1280 x 720
Maximum Decoding	Two (2) Channels of 8 MP at 30 fps Four (4) Channels of 4 MP at 30 fps
Multi-screen Display	1/4
On-screen Display	Camera Title, Time, Video Loss, Camera Lock, Motion Detection, Recording
Network
Interface	One (1) 10/100 Mbps Port, RJ-45
PoE	Four (4) Ports (IEEE 802.3af/at), RJ-45
Network Function	HTTP, HTTPS, TCP/IP, IPv4, RTSP, UDP, NTP, DHCP, DNS, P2P
Bandwidth - Recording	80 Mbps
Bandwidth - Storage	80 Mbps
Bandwidth - Forwarding	60 Mbps
Maximum User Access	128 Users
Mobile Operating System	IOS, Android
Browser	IE 9 or later, Chrome, Firefox
Interoperability	ONVIF Profile S, CGI, SDK, RTSP
Video Detection and Alarm
Trigger Events	Video Recording, Snapshot, Log, Preset Point, Tour
Video Detection	Motion Detection, Privacy Masking, Video Loss, IPC Alarm
Device Alarm	Front-end Offline, Storage Error, Full Storage, IP Address Conflict, MAC Conflict, Login Locked, Network Security Anomaly
Playback and Backup
Playback	Dahua / IP Camera Kit / 3 x 4MP Mini Eyeball / Wi-Fi Video Doorbell / 2.8mm Fixed Lens / 4-Channel / 4k NVR / 2TB HDD / IP67 / Starlight / DH-N444E42A Title: DefaultTitle $ 57.98 $ 44.60 Please select combo product attributes The combo subtotal is $,SAVE$ Unavailable Add to Cart Buy It Now You May Also Like $ 75.80 $ 58.31 HyperRider Crash Guards with Sliders KTM Adventure 250/390 Orange (HRADV021S) $ 61.56 $ 47.35 GoPro MAX 360 Action Camera W/50 Piece Accessory Kit- Spherical 5.6K30 HD Video -16.6MP 360 Photos -1080p Live Streaming Stabilization -All You Need $ 57.47 $ 44.21 Focal Naim 10th Anniversary Edition $ 69.21 $ 53.24 Grande 180W Underwater Transom Light - RGB $ 84.53 $ 65.02 Metro Marine High-Output Elongated Vertical Mount Light w/Intelligent Monochromatic LEDs - Aqua, 45 Beam [F-BME1-V-A3-45] $ 114.99 $ 82.95 Navisafe Navilight All RED 360 2NM w/Navimount Base Vertical Mount - White [045KIT6] $ 74.91 $ 57.62 Panasonic Lumix DMC-GF1 Digital Camera Red - Body $ 63.10 $ 48.54 NA-α1 Housing for Sony α1 Camera $ 95.99 Neewer SD002 Enhanced Camera Slider Dolly Mount - Premium Quality & High Efficiency $ 70.01 $ 53.85 SeaLife Sea Dragon 2500F Underwater Photo / Video Light ＋ Home Action Cameras ＋ Waterproof Action Cameras 4K Action Cameras Mounts ＋ Helmet Camera Mounts Bike Camera Mounts Accessories ＋ Action Camera Batteries Protective Action Camera Cases Lighting ＋ Portable LED Action Lights Underwater LED Lighting Wireless Systems ＋ Live Streaming Action Cameras Compact Action Audio Devices Editing Tools ＋ Action Camera Editing Kits Compact Video Editing Systems Cart ＋ Your cart is currently empty. Total: VIEW CART