Dahua- ARM310-W2(868)

  DAHUA WIRELESS INTRUSION ALARM ARM310-W2(868)  

FEATURES

• High Decibel Alarm

• Produces a loud 110 dB siren to deter intruders. This ensures immediate attention is drawn to unauthorized entry.

• Visual Alarm Indication

• Includes a strobe light to visually indicate alarm activation. This provides additional deterrence and alerts nearby occupants.

• Wireless Connectivity

• Operates on 868 MHz frequency to communicate with the central hub. This allows flexible installation without wiring constraints.

• Tamper Detection

• Detects opening or movement of the siren housing and triggers an alarm. This prevents tampering and enhances system security.

• Cloud Firmware Updates

• Supports cloud-based firmware updates and automatic recovery if an update fails. This keeps the device up-to-date with latest security and functional improvements.

SPECIFICATIONS

• Protection zone: 1-channel dry contact input

• LED indicator: 1 × green alarm LED; Button: 1 × power on/off

• Alarm types supported: Intrusion, medical, fire, panic, gas, tamper

• Wireless: 868 MHz two-way, AES‑128, frequency hopping

• Communication range: up to 1,200 m open air

• Power consumption: Max 125 mW

• Battery: 1 × CR123A; standby current ~45 µA max; alarm load current ~?

• Operating Temp: –10 °C to +55 °C; humidity 10–90% RH

• Dimensions: 100.2 × 20.8 × 20.3 mm; Net weight ~70 g; housing PC + ABS

• Certifications: CE; includes low battery alert, tamper detection, signal strength test, cloud update

  DAHUA WIRELESS INTRUSION ALARM ARA43-W2  

FEATURES

• Extended Signal Coverage

• Amplifies and retransmits signals from wireless devices to the central hub. This ensures stable communication in large or multi-story buildings.

• Two-Way Communication

• Supports two-way signal transmission to enhance reliability and reduce interference. This maintains consistent connection between devices and the alarm system.

• Battery and AC Powered

• Can operate on battery or AC power for flexible installation. This ensures uninterrupted performance during power outages.

• Tamper Detection

• Includes tamper detection to alert the system if the repeater is opened or moved. This protects against unauthorized interference.

• Cloud-Based Firmware Updates

• Supports firmware updates via the cloud with automatic recovery if an update fails. This ensures the device remains up-to-date and fully functional.

SPECIFICATIONS

• Purpose: RF signal repeater to expand wireless coverage

• Connectivity: Supports up to 32 wireless devices

• Wireless: Two‑way communication, AES‑128 encryption, frequency hopping

• Frequency band: 433 MHz or 868 MHz versions (not publicly documented)

• Range: Doubles effective hub range (exact distance depends on environment)

• Battery / Power: Powered via ARC hub or external source

• Use case: Ideal for overcoming obstacles or large area installations

  DAHUA WIRELESS INTRUSION ALARM ARA24-W2(868)  

FEATURES

• Compact Remote for Alarm Control

• Acts as a wireless remote control for Dahua’s AirShield / wireless alarm systems, enabling users to arm, disarm, activate “home” mode, or trigger SOS via a handheld device.

• SOS Emergency Alarm

• Includes a dedicated SOS/panic button for quickly sending an emergency alert to the hub/system.

• Reliable Communication

• Employs frequency hopping and two-way RF communication to reduce interference and maintain stable connectivity.

• Cloud Updates & Self-Recovery

• Supports remote firmware updates via the cloud, with automatic recovery from update failures.

• Simple & Intuitive Operation

• Masquerades as a small, easy-to-hold remote with four buttons and LED indicator feedback for successful operations.

SPECIFICATIONS

• Buttons / Functions: 4 (Home, Away, Disarm, SOS)

• Indicator (LED): 1 two-color status LED (green / red)

• Wireless Communication: Two-way RF (frequency hopping)

• Carrier / Frequency: 868.0 MHz – 868.6 MHz (region model)

• Communication Range (Open Space): Up to 500 m (some sources)

• Encryption / Security: AES-128

• Power Supply / Battery: CR2032 battery (or equivalent)

• Battery Life (Standby): Up to ~3 years

• Operating Temperature: –10 °C to +55 °C

• Humidity / Conditions: 10% to 90% RH (non-condensing)

• Dimensions: ~ 60 × 39.5 × 15 mm

• Weight: ~20 g

• Casing / Material: PC + ABS plastic