Dahua
Dahua N41B1W 4CH 4K Wi-Fi Network Video Recorder
Features
System
- Main Processor Dual-core Embedded Processor
- Operating System Embedded LINUX
- 2TB HD included in base unit
Audio and Video
- IP Camera Input Four (4) Channels
- Display Interface One (1) HDMI, One (1) VGA
- Resolution HDMI 3840×2160, 1920×1080, 1280×1024, 1280×720; VGA 1920×1080, 1280×1024, 1280×720
- Maximum Decoding One (1) Channel of 8 MP at 30 fps, Four (4) Channels of 1080p at 30 fps
- Multi-screen Display 1/4
- OSD Camera title, Time, Camera lock, Motion Detection, Recording
Recording
- Compression Smart H.265+, H.265, Smart H.264+, H.264
- Supported IP Camera Resolution 8 MP, 6 MP, 5 MP, 4 MP, 3 MP, 1080p, 720p, D1, CIF
- Maximum Incoming Bandwidth Wired Camera Connection: 80 Mbps
- Wireless Camera Connection: 24 Mbps
- Bit Rate 16 Kbps to 20 Mbps per Channel
- Record Mode Manual, Schedule (Regular, Continuous), Motion Detection, Stop
- Record Interval 1 to 120 minutes (default: 60 minutes)
- Pre-record: 1 to 30 s
- Post-record: 10 to 300 s
Video Detection and Alarm
- Trigger Events Recording, PTZ, Tour, Video Push, Snapshot, and Screen Tips
- Video Detection Motion Detection, MD Zones: 396 (22 × 18), and Tampering
- Playback and Backup
- Sync Playback 1/4
- Search Mode Time /Date, Motion Detection, and Exact Search (accurate to one second)
Playback Function
- Play, Pause, Stop, Rewind, Fast play, Slow Play,
- Next File, Previous File, Next Camera,
- Previous Camera, Full Screen, Shuffle,
- Backup Selection, Digital Zoom
- Backup Mode USB Device, Network
Third-party Support
- Arecont Vision, AXIS, Bosch, Brickcom, Canon,
- CP Plus, Dynacolor, Honeywell, Panasonic, Pelco,
- Samsung, Sanyo, Sony, Videotec, and others
Network
- Interface One (1) RJ-45 (10/100 Mbps) Port
- Wireless IEEE 802.11b/g/n, 2.4 GHz
- Network Function HTTP, HTTPs, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter, PPPoE, DDNS, FTP, Alarm Server, IP Search (Support for Dahua IP cameras, DVRs, NVS)
- Maximum User Access 128 Users
- Mobile Operating System IOS, Android
- Interoperability ONVIF 2.4, SDK, CGI
Storage
- 2TB HD included
- Internal HDD One (1) SATA III Port, up to 6 TB capacity
- HDD Mode Single
Auxiliary Interface
- USB Two USB 2.0 Ports (One Front Panel, One Rear Panel)
Electrical
- Power Supply 12 VDC, 2 A
- Power Consumption < 6.6 W (without HDD)
Environmental
- Operating Conditions 0° C to +40° C (+32° F to +104° F), 86 to 106 kpa
- Storage Conditions –20° C to +70° C (–4° F to +158° F), 0 to 90% RH
Construction
- Dimensions (W x D x H) Compact 1U, 260.0 mm x 247.40 mm x 198.20 mm (10.24 in. x 8.8.9 in. x 7.80 in.)
- Net Weight 1.3 kg (2.90 lb), without HDD
- Gross Weight 2.0 kg (4.40 lb), without HDD
Certifications
- Safety UL60950-1
- Electromagnetic Compatibility (EMC) FCC CFR 47 Part 15 Subpart B ANSI C63.4-2014 EN55032, EN55024, EN50130-4, EN60950-1
