Hikvision 4MP 2.8mm Powered by Darkfighter Fixed Mini Bullet Network Camera DS-2CD2046G2H-I(2.8mm)

Hikvision 4MP 2.8mm Powered by Darkfighter Fixed Mini Bullet Network Camera DS-2CD2046G2H-I(2.8mm)

Empowered by deep learning algorithms, Hikvision AcuSense technology brings human and vehicle targets classification alarms to front- and back-end devices. The system focuses on human and vehicle targets, vastly improving alarm efficiency and effectiveness.

Features:

• High quality imaging with 4 MP resolution
• Excellent low-light performance with powered-by-DarkFighter technology
• Clear imaging against strong backlight due to 120 dB true WDR technology
• Efficient H.265+ compression technology
• Focus on human and vehicle targets classification based on deep learning
• Built-in microphone for real-time auto security(-U)
• Water and dust resistant (IP67)

Technical Specifications:

Camera

Image Sensor
1/3" Progressive Scan CMOS

Max. Resolution
2688 × 1520

Min. Illumination
Color: 0.001 Lux @ (F1.0, AGC ON), B/W: 0 Lux with IR

Shutter Time
1/3 s to 1/100,000 s

Day & Night
IR cut filter

Angle Adjustment
Pan: 0°–360°, Tilt: 0°–90°, Rotate: 0°–360°

Lens

Lens Type
Fixed focal lens, 2.8 mm and 4 mm optional

Focal Length & FOV
2.8 mm — HFOV 100.2°, VFOV 54.7°, DFOV 119.7°
4 mm — HFOV 81.1°, VFOV 44.7°, DFOV 94.6°

Lens Mount
M12

Iris Type
Fixed

Aperture
F1.0

Depth of Field
2.8 mm: 1.9 m to ∞
4 mm: 2.5 m to ∞

DORI

2.8 mm
D: 63 m, O: 25 m, R: 12 m, I: 6 m

4 mm
D: 78 m, O: 31 m, R: 15 m, I: 7 m

Illuminator

Supplement Light Type
IR

Supplement Light Range
Up to 40 m

Smart Supplement Light
Yes

IR Wavelength
850 nm

Video

Main Stream
50 Hz — 25 fps (2688×1520, 1920×1080, 1280×720)
60 Hz — 30 fps (2688×1520, 1920×1080, 1280×720)

Sub-Stream
50 Hz — 25 fps (1280×720, 640×480, 640×360)
60 Hz — 30 fps (1280×720, 640×480, 640×360)

Third Stream
50 Hz — 10 fps (1080p, 720p, 640×480, 640×360)
60 Hz — 10 fps (same resolutions)
Supported under certain settings.

Video Compression
Main: H.265 / H.264 / H.265+ / H.264+
Sub: H.265 / H.264 / MJPEG
Third: H.265 / H.264

Video Bit Rate
32 Kbps to 8 Mbps

H.264 Type
Baseline / Main / High Profile

H.265 Type
Main Profile

Bit Rate Control
CBR / VBR

Scalable Video Coding (SVC)
H.264 & H.265 encoding

Region of Interest (ROI)
1 fixed region for main and sub-stream

Audio

Audio Type
-U: Mono sound

Audio Compression
-U: G.711ulaw, G.711alaw, G.722.1, G.726, MP2L2, PCM, MP3, AAC-LC

Audio Bit Rate
-U: 64 Kbps (G.711), 16 Kbps (G.722.1/G.726),
32–192 Kbps (MP2L2), 8–320 Kbps (MP3), 16–64 Kbps (AAC-LC)

Audio Sampling Rate
-U: 8 kHz / 16 kHz / 32 kHz / 44.1 kHz / 48 kHz

Environment Noise Filtering
-U: Yes

Network

Protocols
TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, NTP, UPnP, SMTP, IGMP, 802.1X, QoS, IPv4/IPv6, UDP, Bonjour, SSL/TLS, PPPoE, SNMP, ARP, WebSocket

Simultaneous Live View
Up to 6 channels

API
ONVIF (Profile S, G, T), ISAPI, SDK

User/Host
Up to 32 users — Administrator / Operator / User

Security
Password protection, HTTPS encryption, IP filtering, Audit log, TLS 1.1/1.2, Digest authentication, WSSE, ONVIF security

Network Storage
NAS (NFS/SMB), ANR support
With Hikvision memory card: encryption & health monitoring

Client
iVMS-4200, Hik-Connect, Hik-Central

Web Browser
Plug-in view: IE 10/11
Plug-in free: Chrome 57+, Firefox 52+, Edge 89+
Local service: Chrome 57+, Firefox 52+, Edge 89+

Image

Image Parameters Switch
Yes

Image Settings
Rotate mode, saturation, brightness, contrast, sharpness, gain, white balance (via client/web)

Day/Night Switch
Day / Night / Auto / Schedule

Wide Dynamic Range (WDR)
120 dB

SNR
≥ 52 dB

Image Enhancement
BLC, HLC, 3D DNR

Privacy Mask
4 polygon privacy masks

Interface

Ethernet Interface
1 × RJ45 10M/100M self-adaptive port

On-Board Storage
microSD/microSDHC/microSDXC up to 512 GB

Built-in Microphone
-U: Yes

Reset Key
Yes

Event

Basic Event
Motion detection (human/vehicle classification), tamper alarm, exception

Smart Event
Scene change detection

Linkage
Upload to NAS/memory card/FTP, notify center, trigger recording, capture, send email

Deep Learning Functions

Face Capture
Yes

Perimeter Protection
Line crossing, intrusion, region entrance/exit
(Supports human/vehicle filtering)

General

Power
12 VDC ±25%, 0.45 A, max 5.5 W
PoE: 802.3af, Class 3, max 7 W

Material
Metal front cover, body & bracket

Dimensions
Ø74.4 mm × 179.2 mm (Ø2.9" × 7.1")

Package Dimensions
234 × 120 × 117 mm

Weight
Camera: 525 g
With Package: 750 g

Storage Conditions
-30°C to 60°C, ≤95% RH (non-condensing)

Startup / Operating Conditions
-30°C to 60°C, ≤95% RH (non-condensing)

Language Support
33 languages

General Functions
Heartbeat, mirror, flash log, password reset via email, pixel counter, anti-banding

Approval

EMC
EN 55032, EN 50130-4, IEC 61000-3-2, EN 61000-3-3

Safety
UL 62368-1, IEC 62368-1, EN 62368-1

Environment
CE-RoHS

Protection
IP67 (IEC 60529)