ARM310-W2-868 - module allows the integration of wired sensors into wireless alarm systems. It supports six alarm types, has configurable NO/NC input and communicates up to 1,200 m in open spaces thanks to AES128 encryption and frequency hopping. It is compatible with the DMSS app for quick configurations and cloud updates. It includes temperature detection, signal strength and low battery alarm. Powered by CR123A battery with up to 4 years of autonomy, it is ideal for residential and commercial security solutions. Dahua
DAHUA: LOSS LEADER×
INCREDIBLE DISCOUNTS
on a selection of DAHUA products
Check out the promo now >>
CLEARANCE SALE ×
CLEARANCE SALE!
Take advantage of our must-see outing offers.
Discover the promo >>
ARM310-W2-868 | WIRELESS MODULE FOR INPUT EXPOSURE

The Dahua ARM310-W2-868 is a 4-button wireless remote control designed to provide simple, immediate and safe control of the Dahua alarm system. Thanks to its stable 868 MHz connection and compact design, it is perfect for both home users and professional environments.
It offers the main system management functions such as total arming, disarming, night mode and SOS in case of emergency, with a battery life of up to 3 years and a wireless range of up to 1,200 meters in open fields.
Main specifications:
- 868 MHz wireless communication with AES128 encryption for high security
- 4 function keys: full arming, disarming, night mode and SOS
- Range up to 1,200 m in open field for long distance control
- Compact and lightweight design with LED status indicators
- Extended battery life up to 3 years (CR2032 battery included)
- Easy pairing with Dahua control panel and other compatible devices
Further details

Technical data sheet
Model | ARM310-W2-868 |
Port | |
Indicator Light | 1 × green alarm indicator |
Button | 1 x power button |
Protection Zone | 1-channel dry contact input |
Function | |
Tamper Alarm | Yes |
Remote Upgrade | Cloud update |
Low Battery Alarm | Yes |
Test Mode | Yes |
Search | Signal strength detection |
Wireless | |
Carrier Frequency | 868.0MHz–868.6MHz |
Communication Distance | Up to 1,200 m (3,937.01 ft) in an open space |
Power Consumption | Two way |
Frequency Hopping | Yes |
Encryption Mode | AES128 |
General | |
Power Supply Mode | CR123A battery |
Communication Distance | Max. 125mW |
Operating Temperature | –10 °C to +55 °C (+14 °F to +131 °F) (indoor) |
Operating Humidity | 10%–90% (RH) |
Dimensions | 100.2mm × 20.8mm × 20.3mm (3.94" × 0.82" ×0.80") |
Package Dimensions | 135.0mm × 98.5mm × 27.8mm (5.31" × 3.88" × 1.09") |
Installation Mode | Bracket mount |
Net Weight | 70g (0.15 lb) |
Gross Weight | 115g (0.25lb) |
Certification | THERE IS |
Battery Life | 4 years (The external input type is NO) 2 years (The external input type is NC or Pulse) |
Casing Material | PC + ABS |
Temperature | |
Measurement Range | –15 °C to +65 °C (+5 °F to +149 °F) (indoor) |
Measurement Precision | ±1°C (±1.8°F) |
Resolution | 1 °C (33.8 °F) |