Dahua Hub 2 – intelligent alarm management

The Dahua Alarm Hub ARC3800H-FW2(868) offers advanced and reliable alarm management, ensuring a high level of security through video verification and flexible network connectivity.

Product features

• Comprehensive alarm verification: Supports video verification through the integration of IPC cameras for precise alarm testing.
• Real-time image transmission: Fast and remote image transmission from the PIR camera to the connected device for maximum transparency.
• Flexible network options: Multi-network redundancy via Ethernet, WLAN and 4G, as well as configuration options via AP and cable.
• Stable communication: Two-way communication and frequency hopping ensure a reliable connection to wireless peripherals.
• Voice alarm: Provides additional alerts via voice calls for an increased sense of security.

• Wireless zones: 150 channels for wireless peripherals (6x) Sirens, 64 PIR cameras (8 indoor PIR cameras only), 64 key fobs, 8x Keyboards and 4x repeaters)
• Network mode: Ethernet, Wi-Fi and mobile network 2G, 3G, 4G (Dual-SIM: Supports the installation of two SIM cards. Each can be used for a different purpose.) (Only one card can be activated.)
• Network connection: 1 RJ-45, 10 Mbps/100 Mbps Ethernet
• Battery: integrated 4.75 Ah lithium battery
• Dimensions (L x W x D): 174.8 x 174.8 x 38.3 mm
• Operating temperature: -10 °C to +55 °C
• Gross weight: 860 g
• SMS: Yes (up to 5 phone numbers)
• Telephone call: Yes (up to 5 phone numbers)
• Video link: Yes
• Remote update: Cloud update
• Low battery detection: Yes
• Sabotage contact: Yes
• User management: 33x app users (31x general users, 1x Admin and 1x Installer), 32x Keypad Users
• Transmission protocol: SIA, SoftGuard
• Radio Frequency: 868.0-868.6MHz
• Transmitter power (EIRP)
• Two-way communication
• Encryption mode: AES128
• Frequency hopping: Yes
• Languages ​​for SMS: English, Spanish (Latin America), French, Italian, Arabic, Turkish, and Danish. Alarm voice message function and local speaker only support English.
• Power supply: 100–240 VAC, 50/60 Hz
• Power consumption: max. 220VAC 80mA, standby: 220VAC 40mA
• 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
• Wi-Fi standard: IEEE 802.11b/g/n
• Wi-Fi frequency range: 2400 - 2483.5 MHz
• Standard for mobile networks: GSM/WCDMA/LTE

• Dahua Hub 2
• power cable
• LAN cable
• Mounting