{"product_id":"dahua-dhi-ard2231-w2-wireless-dual-tech-motion-detector-reliable-pir-microwave-intrusion-detection-airshield","title":"Dahua DHI‑ARD2231‑W2 Wireless Dual‑Tech Motion Detector – Reliable PIR + Microwave Intrusion Detection, AirShield","description":"\u003cp data-start=\"371\" data-end=\"643\"\u003eDahua DHI‑ARD2231‑W2 Wireless Dual‑Tech Detector uses PIR and microwave technology for accurate motion detection, pet immunity, temperature sensing, jamming detection, and stable RF communication — ideal for residential and commercial security.\u003c\/p\u003e\n\u003chr data-start=\"645\" data-end=\"648\"\u003e\n\u003ch2 data-start=\"650\" data-end=\"676\"\u003e\u003cstrong data-start=\"653\" data-end=\"676\"\u003eProduct Description\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"678\" data-end=\"1316\"\u003eThe \u003cstrong data-start=\"682\" data-end=\"734\"\u003eDahua DHI‑ARD2231‑W2 Wireless Dual‑Tech Detector\u003c\/strong\u003e delivers superior indoor motion detection by combining \u003cstrong data-start=\"790\" data-end=\"816\"\u003epassive infrared (PIR)\u003c\/strong\u003e and \u003cstrong data-start=\"821\" data-end=\"855\"\u003emicrowave sensing technologies\u003c\/strong\u003e. Designed to reduce false alarms caused by thermal interference, this advanced detector is ideal for homes, shops, and offices. Features such as \u003cstrong data-start=\"1001\" data-end=\"1026\"\u003epet immunity (≤18 kg)\u003c\/strong\u003e, \u003cstrong data-start=\"1028\" data-end=\"1061\"\u003eauto temperature compensation\u003c\/strong\u003e, and \u003cstrong data-start=\"1067\" data-end=\"1088\"\u003ejamming detection\u003c\/strong\u003e ensure high accuracy and reliability. With \u003cstrong data-start=\"1132\" data-end=\"1160\"\u003etwo‑way RF communication\u003c\/strong\u003e, \u003cstrong data-start=\"1162\" data-end=\"1183\"\u003eAES128 encryption\u003c\/strong\u003e, and \u003cstrong data-start=\"1189\" data-end=\"1213\"\u003ecloud update support\u003c\/strong\u003e, it integrates seamlessly into Dahua’s wireless alarm ecosystem for enhanced security and convenience.\u003c\/p\u003e\n\u003cp data-start=\"678\" data-end=\"1316\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0637\/2838\/6287\/files\/H82345485b5f84b71ab6252f013fdbbc2I.avif?v=1769648657\" alt=\"\"\u003e\u003c\/p\u003e\n\u003chr data-start=\"1318\" data-end=\"1321\"\u003e\n\u003ch2 data-start=\"1323\" data-end=\"1356\"\u003e\u003cstrong data-start=\"1326\" data-end=\"1356\"\u003eWhat’s Included in the Box\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1358\" data-end=\"1492\"\u003e\n\u003cli data-start=\"1358\" data-end=\"1414\"\u003e\n\u003cp data-start=\"1360\" data-end=\"1414\"\u003e1 × Dahua DHI‑ARD2231‑W2 Wireless Dual‑Tech Detector\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1415\" data-end=\"1436\"\u003e\n\u003cp data-start=\"1417\" data-end=\"1436\"\u003eMounting hardware\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1437\" data-end=\"1452\"\u003e\n\u003cp data-start=\"1439\" data-end=\"1452\"\u003eUser manual\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0637\/2838\/6287\/files\/Screenshot2026-01-29120519.png?v=1769648713\" alt=\"\"\u003e\u003c\/p\u003e\n\u003chr data-start=\"1494\" data-end=\"1497\"\u003e\n\u003ch2 data-start=\"1499\" data-end=\"1519\"\u003e\u003cstrong data-start=\"1502\" data-end=\"1519\"\u003eMain Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1521\" data-end=\"2242\"\u003e\n\u003cli data-start=\"1521\" data-end=\"1616\"\u003e\n\u003cp data-start=\"1523\" data-end=\"1616\"\u003e\u003cstrong data-start=\"1523\" data-end=\"1551\"\u003eDual Sensing Technology:\u003c\/strong\u003e Combines PIR and microwave detection to reduce false triggers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1617\" data-end=\"1705\"\u003e\n\u003cp data-start=\"1619\" data-end=\"1705\"\u003e\u003cstrong data-start=\"1619\" data-end=\"1636\"\u003ePet Immunity:\u003c\/strong\u003e Ignores motion from animals up to 18 kg and under 50 cm in height.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1706\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1708\" data-end=\"1798\"\u003e\u003cstrong data-start=\"1708\" data-end=\"1742\"\u003eAuto Temperature Compensation:\u003c\/strong\u003e Maintains detection accuracy in varying temperatures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1799\" data-end=\"1872\"\u003e\n\u003cp data-start=\"1801\" data-end=\"1872\"\u003e\u003cstrong data-start=\"1801\" data-end=\"1828\"\u003eAdjustable Sensitivity:\u003c\/strong\u003e 3 levels to match different environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1873\" data-end=\"1971\"\u003e\n\u003cp data-start=\"1875\" data-end=\"1971\"\u003e\u003cstrong data-start=\"1875\" data-end=\"1907\"\u003eBuilt-In Temperature Sensor:\u003c\/strong\u003e Displays ambient temperature and supports overheating alerts.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1972\" data-end=\"2055\"\u003e\n\u003cp data-start=\"1974\" data-end=\"2055\"\u003e\u003cstrong data-start=\"1974\" data-end=\"2001\"\u003eCloud Firmware Updates:\u003c\/strong\u003e Remotely updatable with automatic failure recovery.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2056\" data-end=\"2137\"\u003e\n\u003cp data-start=\"2058\" data-end=\"2137\"\u003e\u003cstrong data-start=\"2058\" data-end=\"2089\"\u003eTamper \u0026amp; Jamming Detection:\u003c\/strong\u003e Detects interference or unauthorized removal.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2138\" data-end=\"2242\"\u003e\n\u003cp data-start=\"2140\" data-end=\"2242\"\u003e\u003cstrong data-start=\"2140\" data-end=\"2168\"\u003eSecure RF Communication:\u003c\/strong\u003e AES128 encrypted, with frequency hopping and two-way signal confirmation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0637\/2838\/6287\/files\/Screenshot2026-01-29120510.png?v=1769648713\" alt=\"\"\u003e\u003c\/p\u003e\n\u003chr data-start=\"2244\" data-end=\"2247\"\u003e\n\u003ch2 data-start=\"2249\" data-end=\"2279\"\u003e\u003cstrong data-start=\"2252\" data-end=\"2279\"\u003eDetailed Specifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2281\" data-end=\"2306\"\u003e\u003cstrong data-start=\"2281\" data-end=\"2304\"\u003eDetection \u0026amp; Sensing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2307\" data-end=\"2724\"\u003e\n\u003cli data-start=\"2307\" data-end=\"2375\"\u003e\n\u003cp data-start=\"2309\" data-end=\"2375\"\u003e\u003cstrong data-start=\"2309\" data-end=\"2325\"\u003eSensor Type:\u003c\/strong\u003e Dual-element low-noise PIR + Microwave (24 GHz)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2376\" data-end=\"2415\"\u003e\n\u003cp data-start=\"2378\" data-end=\"2415\"\u003e\u003cstrong data-start=\"2378\" data-end=\"2397\"\u003eDetection Mode:\u003c\/strong\u003e PIR + Microwave\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2416\" data-end=\"2474\"\u003e\n\u003cp data-start=\"2418\" data-end=\"2474\"\u003e\u003cstrong data-start=\"2418\" data-end=\"2438\"\u003eDetection Range:\u003c\/strong\u003e 12 m @ 90° (2.2 m install height)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2475\" data-end=\"2509\"\u003e\n\u003cp data-start=\"2477\" data-end=\"2509\"\u003e\u003cstrong data-start=\"2477\" data-end=\"2497\"\u003eDetection Speed:\u003c\/strong\u003e 0.3–3 m\/s\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2510\" data-end=\"2553\"\u003e\n\u003cp data-start=\"2512\" data-end=\"2553\"\u003e\u003cstrong data-start=\"2512\" data-end=\"2529\"\u003ePet Immunity:\u003c\/strong\u003e ≤18 kg, height \u0026lt;50 cm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2554\" data-end=\"2596\"\u003e\n\u003cp data-start=\"2556\" data-end=\"2596\"\u003e\u003cstrong data-start=\"2556\" data-end=\"2572\"\u003eSensitivity:\u003c\/strong\u003e Adjustable (3 levels)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2597\" data-end=\"2636\"\u003e\n\u003cp data-start=\"2599\" data-end=\"2636\"\u003e\u003cstrong data-start=\"2599\" data-end=\"2626\"\u003eWhite Light Resistance:\u003c\/strong\u003e 2000 lx\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2637\" data-end=\"2688\"\u003e\n\u003cp data-start=\"2639\" data-end=\"2688\"\u003e\u003cstrong data-start=\"2639\" data-end=\"2669\"\u003eTemperature Sensing Range:\u003c\/strong\u003e −15 °C to +65 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2689\" data-end=\"2724\"\u003e\n\u003cp data-start=\"2691\" data-end=\"2724\"\u003e\u003cstrong data-start=\"2691\" data-end=\"2716\"\u003eTemperature Accuracy:\u003c\/strong\u003e ±1 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2726\" data-end=\"2754\"\u003e\u003cstrong data-start=\"2726\" data-end=\"2752\"\u003eWireless Communication\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2755\" data-end=\"2981\"\u003e\n\u003cli data-start=\"2755\" data-end=\"2801\"\u003e\n\u003cp data-start=\"2757\" data-end=\"2801\"\u003e\u003cstrong data-start=\"2757\" data-end=\"2777\"\u003eFrequency Range:\u003c\/strong\u003e 433.1 MHz – 434.6 MHz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2802\" data-end=\"2860\"\u003e\n\u003cp data-start=\"2804\" data-end=\"2860\"\u003e\u003cstrong data-start=\"2804\" data-end=\"2831\"\u003eCommunication Distance:\u003c\/strong\u003e Up to 1,200 m (open space)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2861\" data-end=\"2890\"\u003e\n\u003cp data-start=\"2863\" data-end=\"2890\"\u003e\u003cstrong data-start=\"2863\" data-end=\"2877\"\u003eMechanism:\u003c\/strong\u003e Two-way RF\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2891\" data-end=\"2917\"\u003e\n\u003cp data-start=\"2893\" data-end=\"2917\"\u003e\u003cstrong data-start=\"2893\" data-end=\"2908\"\u003eEncryption:\u003c\/strong\u003e AES128\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2918\" data-end=\"2948\"\u003e\n\u003cp data-start=\"2920\" data-end=\"2948\"\u003e\u003cstrong data-start=\"2920\" data-end=\"2942\"\u003eFrequency Hopping:\u003c\/strong\u003e Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2949\" data-end=\"2981\"\u003e\n\u003cp data-start=\"2951\" data-end=\"2981\"\u003e\u003cstrong data-start=\"2951\" data-end=\"2969\"\u003eCloud Updates:\u003c\/strong\u003e Supported\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2983\" data-end=\"3004\"\u003e\u003cstrong data-start=\"2983\" data-end=\"3002\"\u003ePower \u0026amp; Battery\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"3005\" data-end=\"3252\"\u003e\n\u003cli data-start=\"3005\" data-end=\"3037\"\u003e\n\u003cp data-start=\"3007\" data-end=\"3037\"\u003e\u003cstrong data-start=\"3007\" data-end=\"3024\"\u003eBattery Type:\u003c\/strong\u003e 1 × CR123A\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3038\" data-end=\"3117\"\u003e\n\u003cp data-start=\"3040\" data-end=\"3117\"\u003e\u003cstrong data-start=\"3040\" data-end=\"3057\"\u003eBattery Life:\u003c\/strong\u003e ~3 years (with 10 triggers\/day at 70% battery efficiency)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3118\" data-end=\"3155\"\u003e\n\u003cp data-start=\"3120\" data-end=\"3155\"\u003e\u003cstrong data-start=\"3120\" data-end=\"3142\"\u003ePower Consumption:\u003c\/strong\u003e Max 640 mW\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3156\" data-end=\"3188\"\u003e\n\u003cp data-start=\"3158\" data-end=\"3188\"\u003e\u003cstrong data-start=\"3158\" data-end=\"3180\"\u003eOperating Current:\u003c\/strong\u003e 11 µA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3189\" data-end=\"3217\"\u003e\n\u003cp data-start=\"3191\" data-end=\"3217\"\u003e\u003cstrong data-start=\"3191\" data-end=\"3209\"\u003eAlarm Current:\u003c\/strong\u003e 69 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3218\" data-end=\"3252\"\u003e\n\u003cp data-start=\"3220\" data-end=\"3252\"\u003e\u003cstrong data-start=\"3220\" data-end=\"3246\"\u003eLow Battery Detection:\u003c\/strong\u003e Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3254\" data-end=\"3284\"\u003e\u003cstrong data-start=\"3254\" data-end=\"3282\"\u003eEnvironmental \u0026amp; Physical\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"3285\" data-end=\"3666\"\u003e\n\u003cli data-start=\"3285\" data-end=\"3362\"\u003e\n\u003cp data-start=\"3287\" data-end=\"3362\"\u003e\u003cstrong data-start=\"3287\" data-end=\"3313\"\u003eOperating Temperature:\u003c\/strong\u003e −10 °C to +55 °C (certified: −10 °C to +40 °C)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3363\" data-end=\"3391\"\u003e\n\u003cp data-start=\"3365\" data-end=\"3391\"\u003e\u003cstrong data-start=\"3365\" data-end=\"3378\"\u003eHumidity:\u003c\/strong\u003e 10%–90% RH\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3392\" data-end=\"3455\"\u003e\n\u003cp data-start=\"3394\" data-end=\"3455\"\u003e\u003cstrong data-start=\"3394\" data-end=\"3407\"\u003eMounting:\u003c\/strong\u003e Wall or ceiling (with optional ARA33 bracket)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3456\" data-end=\"3480\"\u003e\n\u003cp data-start=\"3458\" data-end=\"3480\"\u003e\u003cstrong data-start=\"3458\" data-end=\"3469\"\u003eCasing:\u003c\/strong\u003e PC + ABS\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3481\" data-end=\"3518\"\u003e\n\u003cp data-start=\"3483\" data-end=\"3518\"\u003e\u003cstrong data-start=\"3483\" data-end=\"3498\"\u003eProtection:\u003c\/strong\u003e CE, FCC certified\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3519\" data-end=\"3563\"\u003e\n\u003cp data-start=\"3521\" data-end=\"3563\"\u003e\u003cstrong data-start=\"3521\" data-end=\"3544\"\u003eProduct Dimensions:\u003c\/strong\u003e 104 × 60 × 50 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3564\" data-end=\"3589\"\u003e\n\u003cp data-start=\"3566\" data-end=\"3589\"\u003e\u003cstrong data-start=\"3566\" data-end=\"3581\"\u003eNet Weight:\u003c\/strong\u003e 106 g\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3590\" data-end=\"3617\"\u003e\n\u003cp data-start=\"3592\" data-end=\"3617\"\u003e\u003cstrong data-start=\"3592\" data-end=\"3609\"\u003eGross Weight:\u003c\/strong\u003e 184 g\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3618\" data-end=\"3666\"\u003e\n\u003cp data-start=\"3620\" data-end=\"3666\"\u003e\u003cstrong data-start=\"3620\" data-end=\"3645\"\u003ePackaging Dimensions:\u003c\/strong\u003e 135 × 98.5 × 56.8 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3668\" data-end=\"3671\"\u003e\n\u003ch2 data-start=\"3673\" data-end=\"3700\"\u003e\u003cstrong data-start=\"3676\" data-end=\"3700\"\u003eWarranty Information\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"3702\" data-end=\"3827\"\u003e\n\u003cli data-start=\"3702\" data-end=\"3738\"\u003e\n\u003cp data-start=\"3704\" data-end=\"3738\"\u003eManufacturer's warranty included\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3739\" data-end=\"3827\"\u003e\n\u003cp data-start=\"3741\" data-end=\"3827\"\u003eLocal support available via authorized Dahua distributors in Australia and New Zealand\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3829\" data-end=\"3832\"\u003e\n\u003ch2 data-start=\"3834\" data-end=\"3855\"\u003e\u003cstrong data-start=\"3837\" data-end=\"3855\"\u003eBrand Overview\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"3857\" data-end=\"4090\"\u003e\u003cstrong data-start=\"3857\" data-end=\"3877\"\u003eDahua Technology\u003c\/strong\u003e is a globally trusted leader in video surveillance and smart alarm systems. With decades of R\u0026amp;D expertise, Dahua delivers reliable, scalable solutions for homes, businesses, and critical infrastructure worldwide.\u003c\/p\u003e\n\u003chr data-start=\"4092\" data-end=\"4095\"\u003e\n\u003ch2 data-start=\"4097\" data-end=\"4107\"\u003e\u003cstrong data-start=\"4100\" data-end=\"4107\"\u003eSKU\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"4109\" data-end=\"4127\"\u003e\u003cstrong data-start=\"4109\" data-end=\"4127\"\u003eDHI‑ARD2231‑W2\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"4129\" data-end=\"4132\"\u003e\n\u003ch2 data-start=\"4134\" data-end=\"4164\"\u003e\u003cstrong data-start=\"4137\" data-end=\"4164\"\u003ePractical Use Scenarios\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"4166\" data-end=\"4560\"\u003e✔ \u003cstrong data-start=\"4168\" data-end=\"4197\"\u003eHome Intrusion Detection:\u003c\/strong\u003e Monitor indoor areas while ignoring pet activity.\u003cbr data-start=\"4247\" data-end=\"4250\"\u003e✔ \u003cstrong data-start=\"4252\" data-end=\"4281\"\u003eRetail \u0026amp; Office Security:\u003c\/strong\u003e Dual-sensor logic reduces false alarms from HVAC or sunlight.\u003cbr data-start=\"4343\" data-end=\"4346\"\u003e✔ \u003cstrong data-start=\"4348\" data-end=\"4381\"\u003eTemperature-Sensitive Spaces:\u003c\/strong\u003e Built-in temperature monitoring for environmental awareness.\u003cbr data-start=\"4442\" data-end=\"4445\"\u003e✔ \u003cstrong data-start=\"4447\" data-end=\"4478\"\u003eWireless Alarm Integration:\u003c\/strong\u003e Easily syncs with Dahua alarm hubs for real-time alerts and remote configuration.\u003c\/p\u003e\n\u003chr data-start=\"4562\" data-end=\"4565\"\u003e\n\u003ch2 data-start=\"4567\" data-end=\"4596\"\u003e\u003cstrong data-start=\"4570\" data-end=\"4596\"\u003eDatasheets \u0026amp; Resources\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"4598\" data-end=\"4703\"\u003e\n\u003cli data-start=\"4598\" data-end=\"4652\"\u003e\n\u003cp data-start=\"4600\" data-end=\"4652\"\u003e\u003ca href=\"https:\/\/materialfile.dahuasecurity.com\/uploads\/cpq\/prm-os-srv-res\/smart\/datasheetzipfiles\/ARD2231-W2(868)_S0_datasheet_20241106.pdf\"\u003eProduct Datasheet\u003c\/a\u003e\u003ca data-start=\"4600\" data-end=\"4650\" class=\"decorated-link\" rel=\"noopener\" href=\"https:\/\/www.dahuasecurity.com\"\u003e\u003cspan aria-hidden=\"true\" class=\"ms-0.5 inline-block align-middle leading-none\"\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"4705\" data-end=\"4708\"\u003e\n\u003ch2 data-start=\"4710\" data-end=\"4769\"\u003e\u003cstrong data-start=\"4713\" data-end=\"4769\"\u003eExcellence for the Australian and New Zealand Market\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"4771\" data-end=\"5223\"\u003eThe \u003cstrong data-start=\"4775\" data-end=\"4799\"\u003eDahua DHI‑ARD2231‑W2\u003c\/strong\u003e meets strict regional standards with CE and FCC certification, RCM compliance (where applicable), and suitability for ANZ environmental conditions. It is exclusively sourced via authorized Dahua channels in Australia and New Zealand, ensuring full warranty coverage and cloud update compatibility. This detector offers installers and homeowners a secure, high-precision motion detection solution backed by regional support.\u003c\/p\u003e\n\u003chr data-start=\"5225\" data-end=\"5228\"\u003e\n\u003ch2 data-start=\"5230\" data-end=\"5255\"\u003e\u003cstrong data-start=\"5233\" data-end=\"5255\"\u003eFAQs\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"5257\" data-end=\"5495\"\u003e\u003cstrong data-start=\"5257\" data-end=\"5356\"\u003e1. What is the Dahua DHI‑ARD2231‑W2 Wireless Dual-Tech Detector? (Product Code: DHI‑ARD2231‑W2)\u003c\/strong\u003e\u003cbr data-start=\"5356\" data-end=\"5359\"\u003eIt’s an indoor motion sensor that uses both PIR and microwave technology to detect human movement accurately, with reduced false alarms.\u003c\/p\u003e\n\u003cp data-start=\"5497\" data-end=\"5691\"\u003e\u003cstrong data-start=\"5497\" data-end=\"5580\"\u003e2. Does the DHI‑ARD2231‑W2 support pet immunity? (Product Code: DHI‑ARD2231‑W2)\u003c\/strong\u003e\u003cbr data-start=\"5580\" data-end=\"5583\"\u003eYes. It ignores pets up to 18 kg and under 50 cm in height, making it suitable for homes with small animals.\u003c\/p\u003e\n\u003cp data-start=\"5693\" data-end=\"5871\"\u003e\u003cstrong data-start=\"5693\" data-end=\"5785\"\u003e3. How far can the DHI‑ARD2231‑W2 communicate with a hub? (Product Code: DHI‑ARD2231‑W2)\u003c\/strong\u003e\u003cbr data-start=\"5785\" data-end=\"5788\"\u003eIt can communicate up to 1,200 m in open space via secure two-way RF communication.\u003c\/p\u003e\n\u003cp data-start=\"5873\" data-end=\"6049\"\u003e\u003cstrong data-start=\"5873\" data-end=\"5953\"\u003e4. Can the DHI‑ARD2231‑W2 detect temperature? (Product Code: DHI‑ARD2231‑W2)\u003c\/strong\u003e\u003cbr data-start=\"5953\" data-end=\"5956\"\u003eYes. It displays ambient temperature and supports alerts for overheating with ±1 °C accuracy.\u003c\/p\u003e\n\u003cp data-start=\"6051\" data-end=\"6228\"\u003e\u003cstrong data-start=\"6051\" data-end=\"6135\"\u003e5. Does the DHI‑ARD2231‑W2 support cloud updates? (Product Code: DHI‑ARD2231‑W2)\u003c\/strong\u003e\u003cbr data-start=\"6135\" data-end=\"6138\"\u003eYes. It supports cloud-based firmware updates with automatic recovery from failed updates.\u003c\/p\u003e","brand":"DAHUA","offers":[{"title":"Default Title","offer_id":47563849662703,"sku":"DHI-ARD2231-W2-SED","price":107.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/2838\/6287\/files\/ARD2231-W2.tag.1.webp?v=1769648633","url":"https:\/\/cctvimporters.com.au\/products\/dahua-dhi-ard2231-w2-wireless-dual-tech-motion-detector-reliable-pir-microwave-intrusion-detection-airshield","provider":"CCTV Tradie","version":"1.0","type":"link"}