Dahua ARC3800H-FW2(868), Alarm Hub 2, AirShield WiFi, LAN and 4G

The Dahua Alarm HUB 2 ARC3800H-FW2(868) is a brand new industrial design and advanced technology alarm system with 4G function, reliable communication and stable operation of the new generation of wireless alarm products. From the comfort of the mobile applications DMSS (for users) and COS Pro (for installers), you can receive real-time notifications, control and manage devices, perform remote operations and much more. The system offers the possibility to connect to the network via cable or WiFi. The Dahua alarm hub 2 can support 150 peripherals (6 sirens, 64 PIR cameras) 64 key fobs, 8 keypads and 4 repeaters).

• Supports alarm video control via integration of the IPC with the hub.
• Images can be transferred quickly and remotely from the PIR Cam to the device.
• Supports wired and AP network configuration methods, making it easier to add the hub to apps and switch to the hub's network.
• Supports multi-network redundancy for Ethernet and Wi-Fi to ensure the network remains stable and reliable.
• Supports two-way communication and frequency hopping for stable and reliable communication with wireless peripherals.
• Features cloud updates. You can also update the device and wireless peripherals remotely via the mobile app.

Specifications:

• Port

• Wireless Zone

• 150 wireless peripherals (6 sirens, 64 PIR cameras (of which only 8 indoor cameras), 64 keyfobs, 8 keypads and 4 repeaters)

• Network mode

• Ethernet, Wi-Fi and mobile network (supports dual SIM card installation. Only one card can be enabled at a time)

• Network port

• 1 RJ-45, 10 Mbps/100 Mbps Ethernet port

• Storage battery

• One built-in 4750mAh rechargeable lithium battery

• Video & Audio

  • Video input

  • 8-channel IPC, only support uploading alarm videos

  • Audio output

  • 1 channel

  • Volume control

  • Yes

  • Voice broadcast

  • Telephone and local speaker

• Function

  • Indicator light

  • The indicator light shows the status of alarms, power on/off, network connection and device error

  • Knob

  • Includes a reset button, power button and AP switch button

  • SMS

  • Yes (up to 5 telephone numbers)

  • Phone call

  • Yes (up to 5 telephone numbers)

  • Video linkage

  • Yes

  • Offline cache

  • Stores up to 50 alarm messages

  • Switching on and off

  • App, keyboard, remote control, card, scheduled arming and disarming

  • Distance update

  • Cloud update

  • Low battery detection

  • Yes

  • Sabotage

  • Yes

  • User Management

  • 33 app users (31 general users, 1 administrator and 1 installer) and 32 keyboard users

  • Logbooks

  • Up to 5,000 entries

  • Transmission Protocol

  • SIA, SoftGuard

• Wireless

  • Carrier frequency

  • 868.0–868.6 MHz

  • Transmitter power (EIRP)

  • Limitation 25 mW

  • Communication mechanism

  • Two-way

  • Communication distance

  • Up to 2,000 m (6,561.68 ft) in open space

  • Encryption mode

  • AES128

  • Frequency hopping

  • Yes

• General

  • Language

  • Up to 7 languages are supported for SMS: English, Spanish (Latin America), French, Italian, Arabic, Turkish and Danish. It is set to English by default. The alarm voice function and local speaker only support English.

  • Power supply

  • 100–240 VAC, 50/60 Hz

  • Standby time

  • The battery lasts up to 12 hours when fully charged and meets the following conditions: It is connected to Wi-Fi, the ID is connected to the alarm receiving center, the heartbeat interval is 1,800 seconds, and it is connected to 8 peripheral devices and the cloud.

  • Power consumption

  • 220 VAC 80 mA (max)

  • 220 VAC 40 mA (standby)

  • Working temperature

  • When not charging the battery: –10 °C to +55 °C (+14 °F to +131 °F)

  • When charging the battery: 0 °C to +45 °C (+32 °F to +113 °F)

  • Working humidity

  • 10%–90% (RH)

  • Product dimensions

  • 174.8 mm × 174.8 mm × 38.3 mm (6.88" × 6.88" × 1.51") (L × W × H)

  • Net weight

  • 510 g (1.12 lb)

  • Gross weight

  • 860 g (1.90 lb)

  • Installation

  • Supports wall mounting and desktop installation

  • Housing material

  • PC + ABS

  • Certifications

  • CE

  • EN 50131-1:2006+A1:2009+A2:2017+A3:2020

  • EN 50131-3:2009

  • EN 50131-6:2017+A1:2021

  • EN 50131-5-3:2017

  • EN 50131-10: 2014

  • EN 50136-2: 2013+A1:2023

  • Security level 2

  • Environmental Class II

  • ATS Category: SP2/DP2

  • Anti-corrosion level

  • Basic protection

  • Storage time

  • –10 °C to +55 °C (+14 °F to +131 °F)

  • Storage humidity

  • 10%–90% (RH)

  • Packaging dimensions

  • 254 mm × 211 mm × 61 mm (10.00" × 8.31" × 2.40") (L × W × H), standing in the inner box

  • 524 mm × 508 mm × 442 mm (20.63" × 20.00" × 17.40") (L × W × H), protective case

• Wi-Fi

  • Wi-Fi Standard

  • IEEE 802.11b/g/n

  • Wi-Fi Frequency Range

  • 2400-2483.5 MHz

  • Wi-Fi Power Transfer

  • ≤20 [email protected] MHz

• Mobile Network

  • Transmitter power (EIRP)

  • 4G: Power class 3: 23 dBm±2dB

  • 3G: Power class 3: 24 dBm+1/-3dB

  • 2G: Power class 0: 30 dBm±3dB (GSM900)

  • Power class 5: 33 dBm±3dB (GSM1800)

  • Mobile Network Standard

  • GSM/WCDMA/LTE

  • Frequency range

  • EU:

    • 4G:
      • FDD LTE: B1/B3/B7/B8/B20/B28A;
      • TDD-LTE: B38/B40/B41;
    • 3G:
      • WCDMA: B1/B8;
    • 2G:
      • GSM: 1.800/900 MHz;
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