Hikvision DS-2CD6A4-4L IR Network DVR

• Compatible with network cameras that meet open video interface standards, RTSP, and GB28181
• Supports preview, storage, and playback of high-definition network videos up to 32MP resolution
• Supports H.265, Smart265, H.264, Smart264 encoding with front-end adaptive access
• Supports IPC centralized management, including IPC parameter configuration, import/export of information, and upgrade features
• 2 HDMI ports, 1 VGA port, supports dual 4K HDMI output
• Supports real-time playback, allowing you to replay the current recording of a specified channel under the preview screen without affecting the preview of other channels.
• Supports up to 16-channel synchronized playback and multi-channel synchronized reverse playback
• Supports locking protection for important video files
• Supports two storage modes: Hard Disk Quota and Hard Disk Group, allowing different recording save capacities or cycles to be allocated to different channels.
• Supports 4 SATA interfaces
• Dual Gigabit Ethernet网卡, supporting network fault tolerance and multi-homing settings, etc.
• Supports GB28181, ISUP, and萤石protocol access platforms
• Supports network detection functions (network traffic monitoring, packet capturing, network connectivity)
• Supports personnel and vehicle category search with associated video playback
• Supports perimeter detection functions such as regional intrusion, boundary crossing detection, entering a region, and leaving a region
• Supports target search function, paired with the front-end smart search camera, allows for rapid search of targets within device video recordings
• Supports intelligent text search functionality, with open semantic search, simply input text via the smart search camera for quick retrieval

Master Control Unit

Smart Analysis

Targeted List Database

Supports 16 list libraries with a capacity of 50,000 cards

Target Capture:

4-Channel (2MP) Video Streams

Target Comparison:

16-image stream

Intelligent Text Search:

32 Channels

Intelligent Image Search:

32 channels

Perimeter Security:

4 video streams (2MP), 16 image streams

Audio Parameters

Audio Decoding Format:

G.711ulaw;G.711alaw;G.722;G.726;AAC;PCM;MP2L2

Audio Output:

1 Road, RCA Interface

Voice Intercom Input:

One, RCA connector

Hard Drive Management

Rack Position:

4 SATA ports

Maximum Single-Disk Capacity:

Maximum support 16TB

Array Type:

Not supported

Expanded Storage:

Not supported

Network Management

Network Protocol:

IPv6, HTTPS, UPnP, SNMP, NTP, SADP, SMTP, PPPoE

External Interface

Network Interface:

2, RJ45 10M/100M/1000M auto-sensing Ethernet port

Serial Interface:

1 RS-232 interface, 2 half-duplex RS-485 interfaces

USB Port:

2 USB 2.0 (front), 1 USB 3.0 (rear)

Alarm Input:

16 channels, switch quantity (0~5V high and low level)

Alarm Output:

9 circuits, relay

General Specifications

Power specifications:

AC200V~240V，150W

Power Consumption (excluding hard drive):

≤50W

Operating Temperature:

-10℃～＋55℃

Operating Humidity:

10% to 90% RH, no frost, no condensation

Enclosure:

1.5U enclosure

Dimensions:

440mm (width) × 390mm (depth) × 72mm (height)

Weight (without hard drive):

≤5kg

Other

Smart Engine Unit

System Parameters

Number of video access lines:

32 lines

Network Input Bandwidth:

320Mbps

Network Output Bandwidth:

256Mbps

Video Resolution:

32MP/24MP/12MP/8MP/7MP/6MP/5MP/4MP/3MP/1080p/UXGA/720p/VGA/4CIF/DCIF/2CIF/CIF/QCIF

Video Specifications

Video Output Mode:

2 HDMI ports, 1 VGA port; supports dual 4K HDMI output from different sources

Preview Split Screen

1/2/4/6/8/9/16/25/36 screens

Auxiliary port split-screen:

1/2/4/6/8/9/16/25/36 views

HDMI Output:

HDMI1：4K（3840×2160）/30Hz，2K（2560×1440）/60Hz，1080P（1920×1080）/60Hz HDMI2：4K（3840×2160）/30Hz，2K（2560×1440）/60Hz，1080P（1920×1080）/60Hz

VGA Output:

VGA：1080P（1920×1080）/60Hz

Video Decoding Format:

H.265,Smart265,H.264,Smart264

Decoding Capability:

32×1080P (with intelligence on: 20×1080P)

Live Replay:

Up to 16 channels