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Dahua Wireless Alarm Hub 2

• Supports alarm video verification through integration of the IPC with the hub.
• Images can be remotely and quickly transferred from the PIR-Cam to the device.
• Features voice call alarm.
• Supports wired and AP network configuration methods, which makes it easier to add the hub to apps and to switch to the hub's network.
• Supports multi-network redundancy for Ethernet, Wi-Fi and 4G networks to ensure the network remains stable and reliable.
• Supports two-way communication and frequency hopping to make communication with wireless peripherals stable and reliable.
• Features cloud update. You can also remotely update the device and wireless peripherals on the mobile app.
• Offers a dual backup system, and uses auto-recovery when an update fails.

DHI-ARC3800H-FW2 SPEC SHEET

• 4-MP 1/1.8" CMOS image sensor, low luminance, and high definition image.
• Outputs max. 4 MP (2688 × 1520)@50/60 fps.
• Built-in IR LED, and the max. illumination distance is 40 m.
• Time-division exposure technology ensures that when the device is taking multiple snapshots of more than one target, the quality of the snapshots will not be affected. It can also be used to adjust the brightness, speed and more of targets, to produce high-quality snapshots.
• ROI, flexible coding, applicable to various bandwidth and storage environments.
• Two intelligent functions can be enabled at the same time, such as face recognition+people counting, face detection+people counting and PPE Detection+IVS.
• With deep learning algorithm, it supports: face recognition, face detection, IVS, people counting, video metadata, PPE Detection, parking space management and ANPR, etc.
• Privacy Protection: Mosaics can be automatically placed over the face or body of a person to protect their privacy.
• Built-in Hi-Fi large-diameter speaker covers an auditory range of 20 meters.
• Sound Management: With its built-in dual MICs and Dahua noise reduction algorithms, the camera supports the sound management function, using it to collect vocals, adaptively reduce noise, and filter non-human voices.
• Alarm: 3 in, 2 out; audio: 1 in, 1 out; RS-485; BNC; supports max. 1 TB Micro SD card.
• Built-in dual MICs; 1-ch speaker; support two-way talk.
• 12 VDC/24VAC/PoE+ (802.3at)/ePoE power supply, 12 VDC power output, max. current 165 mA and peak current is 700 mA, easy for installation.
• IP67 and IK10 protection, Anti-Corrosion coating (optional).

•  Panorama: Outputs 180° wide angle splicing image
•  Detail: 1/2.8"4Megapixel STARVIS™ CMOS
•  10x optical zoom
•  Starlight technology
•  Max. 25/30 fps@8M
•  IR distance up to 70 m
•  Warm light illumination distance up to 30 m
•  Active deterrence
•  Auto Tracking Lite
•  Perimeter protection
•  Face detection
•  SMD4.0
•  IP66
•  Smart dual light

DATASHEET