Dahua ARC3800H-W2(868), Alarm Hub 2, AirShield WiFi and LAN

The Dahua Alarm HUB 2 ARC3800H-W2(868) is a brand new industrial design and advanced technology alarm system, 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 of connecting 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 channels for peripherals

• 6 sirens, 64 PIR cameras (only 8 indoor PIR cameras), 64 remote controls, 8 keypads and 4 repeaters

Network mode

• Ethernet and Wi-Fi

Network port

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

Storage battery

• 1 built-in 4750mAh rechargeable lithium battery

Video & Audio

• Video Input : 8ch IPC, only support alarm video upload
• Audio output : 1 channel
• Volume control : Yes
• Voice Broadcast : Local Speaker

Features

• Indicator Light : Indicates the status of alarms, power on/off, network connection and device error
• Button : Includes a reset button, voltage button and AP switch
• Video link : Yes
• Offline cache : Stores up to 50 alarm messages
• Arm/disarm : Via app, keypad, remote control, card, scheduled arm/disarm
• Remote Update : Cloud Update
• Low battery detection : Yes
• Tamper detection : Yes
• User Management : 33 app users (31 general users, 1 admin user 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) : Limited to 25 mW
• Communication mechanism : Two-way
• Communication distance : Up to 2,000 m (6,561.68 ft) in open space
• Encryption : AES128
• Frequency Hopping : Yes

General

• Language : English
• Power supply : 100–240 VAC, 50/60 Hz
• Standby time : The battery lasts up to 12 hours when fully charged and under the following conditions: connected to Wi-Fi, connected to the alarm receiving center, heartbeat interval of 1,800 seconds, and connected to 8 peripherals and the cloud
• Energy 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 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
  • Corrosion protection level: Basic protection
• Storage temperature : –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), self-standing in the inner box
  • 524 mm × 508 mm × 442 mm (20.63” × 20.00” × 17.40”) (L × W × H), protective cover

Wi-Fi

• Wi-Fi standard : IEEE 802.11b/g/n
• Wi-Fi frequency range : 2400-2483.5 MHz
• Wi-Fi transmit power : ≤20 [email protected] MHz