Dahua Europe IP Network recorder 4 ch. NVR2104HS-I2

System

Main Processor

Industrial-grade embedded processor

Operating System

Embedded Linux

Operation Interface

Web; local GUI

AI

AI by Camera

Face detection; face recognition; perimeter protection; SMD Plus

AI by Device

Face detection; face recognition; perimeter protection; SMD Plus

Perimeter Protection

Perimeter Performance AI by Device(Number of Channels)

1

Perimeter Performance of AI by Camera (Number of Channels)

4

Face Detection

Face Attributes

6 attibutes: Gender; age group (6); glasses; expressions (8); mouth mask; beard

Face Detection Performance of AI by Device (1080P) (Number of Channels)

1 (up to 12 face images/second)

Face Detection Performance of AI by Camera (Number of Channels)

4

Face Recognition

Face Database Capacity

Up to 10 face databases with 5,000 images

Face Recognition Performance of AI by Device (1080P) (Number of Channels)

1 (up to 4 face images/second)

Face Recognition Performance of AI by Camera (Number of Channels)

4

SMD Plus

SMD Plus by Device

4

SMD Plus by Camera

4-channel SMD Plus (AI by camera): Detects tripwire and intrustion of human or vehicle; filters false alarms caused by leaves, raindrops and change of brightness away

Video

Access Channel

4 channels

Network Bandwidth

80 Mbps for access, 80 Mbps for storage and 60 Mbps for forwarding.

Resolution

12MP; 8MP; 5MP; 4MP; 3MP; 2MP; 720p; D1

Decoding Capability

AI disabled: 1-channel 12MP@30 fps; 1-channel 8MP@30 fps; 2-channel 5MP@30 fps; 3-channel 4MP@30 fps; 6-channel 1080p@30 fps
AI enabled: 1-channel 8MP@30 fps; 1-channel 5MP@30 fps; 2-channel 4MP@30 fps; 4-channel 1080p@30 fps

Video Output

1 × VGA, 1 × HDMI (simultaneous)

Multi-screen Display

1, 4 views

Third Party Camera Access

Onvif

Compression

Video

Smart H.265+; H.265; Smart H.264+; H.264; MJPEG

Audio

PCM; G711A; G711U; G726

Network

Network Protocol

HTTP; HTTPS; TCP/IP; IPv4; RTSP; UDP; NTP; DHCP; DNS; SMTP; UPnP; IP Filter; DDNS; Alarm Server; IP Search (Supports Dahua IP camera, DVR, NVS, etc.); P2P;Auto Registration

Mobile Phone Access

Android; iOS

Interoperability

ONVIF (profile T; profile S; profile G); CGI; SDK

Browser

Chrome; IE9 or later; Firefox

Record Playback

Multi-channel Playback

Up to 4 channels

Record Mode

Manual record; alarm recordings; motion detection recordings; scheduled recordings

Storage

Local HDD and network

Backup

USB device

Playback Function

1. Play; pause; stop; fast forward; fast backward; rewind; play by frame
2. Full screen; backup (vide clip/file); partially zom in; audio on/off

Alarm

General Alarm

Motion detection; privacy masking; video loss; PIR alarm; IPC alarm

Anomaly Alarm

Camera offline; storage error; disk full; IP conflict; MAC conflict; login lock; cyber security exception

Intelligent Alarm

Face detection; face recognition; perimeter protection (intrusion and tripwire); IVS; SMD Plus

Alarm Linkage

Recording; snapshot; buzzer; log; preset; email; tour

External Port

HDD

1 SATA port, up to 10 TB. The maximum HDD capacity varies with environment temperature

USB

1 × front USB2.0; 1 × back USB2.0

HDMI

1 (max. resolution: 4K)

VGA

1

Network

1 × RJ-45 (10 or 100 Mbps)

RCA Input

1

RCA Output

1

General Parameter

Power Supply

12 V DC, 1.5 A

Power Consumption