{"product_id":"dahua-dhi-arm310-w2-airshield-wireless-expander-module-white-433mhz-alarm","title":"DAHUA DHI-ARM310-W2 AirShield Wireless Expander Module White 433MHz Alarm","description":"\u003cp\u003e\u003cstrong\u003eThe DAHUA DHI-ARM310-W2 AirShield\u003c\/strong\u003e module bridges legacy wired detectors with modern wireless alarm hubs. It supports intrusion, fire, gas, and tamper alarm types via a single dry contact input. Integrated temperature sensing expands functionality for environmental monitoring in server rooms or storage areas. AES128 encryption and frequency hopping ensure secure, jam-resistant communication up to 1,000 metres. Battery life extends up to four years depending on the input configuration and usage frequency. Cloud-based firmware updates maintain system security without requiring physical device access.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e: DAHUA\u003cbr\u003e\u003cstrong\u003eModel\u003c\/strong\u003e: DHI-ARM310-W2\u003cbr\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e: AirShield\u003cbr\u003e\u003cstrong\u003eInput Type\u003c\/strong\u003e: 1 x Dry Contact (NO\/NC)\u003cbr\u003e\u003cstrong\u003eFrequency\u003c\/strong\u003e: 433.1-434.6 MHz\u003cbr\u003e\u003cstrong\u003eBattery Type\u003c\/strong\u003e: CR123A\u003cbr\u003e\u003cstrong\u003eBattery Life\u003c\/strong\u003e: 2-4 Years\u003cbr\u003e\u003cstrong\u003eTemperature Range\u003c\/strong\u003e: -15 °C to +65 °C\u003cbr\u003e\u003cstrong\u003eEncryption\u003c\/strong\u003e: AES128\u003cbr\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e: Wall Bracket\u003cbr\u003e\u003c\/p\u003e","brand":"DAHUA","offers":[{"title":"Default Title","offer_id":48397365739735,"sku":"DHI-ARM310-W2","price":33.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0704\/5965\/4359\/files\/DAHI9977_DHI-ARM310-W2_product-image_1.png?v=1781003194","url":"https:\/\/virtuselectronics.com.au\/products\/dahua-dhi-arm310-w2-airshield-wireless-expander-module-white-433mhz-alarm","provider":"VIRTUS ELECTRONICS","version":"1.0","type":"link"}