Dahua NVR NVR1B04-4P

System

Main Processor

Dual-core embedded processor

Operating System

Embedded LINUX

Audio and Video

IP Camera Input

4 Channel

Two-way Talk

1 Channel Input, 1 Channel Output, RCA

Display

Interface

1 HDMI, 1 VGA

Resolution

HDMI: 3840 ×2160,1920×1080, 1280×1024, 1280×720, 1024×768

VGA: 1920×1080, 1280×1024, 1280×720, 1024×768

Decoding Capacity

1 ch@8MP 30fps, 4ch@1080P 30fps

Multi-screen Display

1/4

OSD

Camera title, Time, Camera lock, Motion detection, Recording

Recording

Compression

H.265+/H.264+

Resolution

8MP/6MP/5MP/4MP/3MP/1080P/ 720P/ D1&etc.

Record Rate

80Mbps

Bit Rate

16Kbps ~ 20Mbps Per Channel

Record Mode

Manual, Schedule(Regular(Continuous), MD, Stop

Record Interval

1~120 min (default: 60 min), Pre-record: 1~30 sec, Post-record: 10~300 sec

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

Alarm input

N/A

Relay Output

N/A

Playback and Backup

Sync Playback

1/4

Search Mode

Time /Date, MD and Exact Search

(accurate to second)

Playback Function

Play, Pause, Stop, Rewind, Fast play, Slow Play, Next File, Previous File, Next Camera, Previous Camera, Full Screen, Backup Selection, Digital Zoom

Backup Mode

USB Device/Network

Third-party Support

Third-party Support

Arecont Vision, AXIS, Bosch, Brickcom, Canon, CP Plus, Dynacolor, Honeywell, Panasonic, Pelco, Samsung, Sanyo, Sony, Videotec, and more

Network

Interface

1 RJ-45 port (10/100Mbps)

Ethernet Port

1 Independent 100Mbps Ethernet Port

PoE

4 ports (IEEE802.3at/af)

Network Function

HTTP/HTTPS, TCP/IP, IPv4/IPv6, RTSP, UDP, NTP, DHCP, DNS, IP Filter, DDNS, IP Search(Support IP camera, DVR, NVS and etc.), P2P

Optical Fiber Interface

N/A

Max. User Access

128 users

Smart Phone

iPhone, iPad, Android

Interoperability

ONVIF ,SDK, CGI Conformant

Storage

Internal HDD

1 SATA III Port, up to 6TB capacity for each HDD

HDD Mode

Single

eSATA

N/A

Auxiliary Interface

USB

2 ports (2 Rear USB2.0)

RS232

N/A

RS485

N/A