{"product_id":"dahua-input-expander-arm310-w2","title":"Dahua Input Expander ARM310-W2","description":"\u003cstyle\u003e\n.dahua-product *{\n    font-family: Arial, sans-serif;\n}\n\n.dahua-product{\n    color:#444;\n}\n\n\/* Main Heading *\/\n.dahua-product h2{\n    background:linear-gradient(135deg,#1f1f1f,#383838);\n    color:#fff;\n    padding:14px 20px;\n    border-radius:10px;\n    margin-top:35px;\n    font-size:26px;\n    letter-spacing:0.5px;\n}\n\n\/* Sub Heading *\/\n.dahua-product h3{\n    color:#a94442;\n    margin-bottom:8px;\n}\n\n\/* Paragraph *\/\n.dahua-product p{\n    line-height:1.8;\n    color:#555;\n}\n\n\/* Feature Cards *\/\n.feature-box{\n    background:#fafafa;\n    border-left:5px solid #c96a6a;\n    padding:18px 22px;\n    margin-bottom:18px;\n    border-radius:12px;\n    transition:all .3s ease;\n    box-shadow:0 2px 8px rgba(0,0,0,.06);\n}\n\n.feature-box:hover{\n    transform:translateY(-4px);\n    box-shadow:0 8px 20px rgba(0,0,0,.12);\n}\n\n\/* Specification Table *\/\n.spec-table{\n    width:100%;\n    border-collapse:collapse;\n    margin-top:20px;\n    border-radius:12px;\n    overflow:hidden;\n}\n\n.spec-table th{\n    background:#2c2c2c;\n    color:white;\n    padding:14px;\n    font-weight:600;\n}\n\n.spec-table td{\n    padding:14px;\n    border:1px solid #ececec;\n}\n\n.spec-table tr:nth-child(even){\n    background:#f8f8f8;\n}\n\n.spec-table tr:hover{\n    background:#fff4f4;\n}\n\n\/* List Style *\/\n.dahua-product ul{\n    padding-left:20px;\n}\n\n.dahua-product li{\n    margin-bottom:12px;\n}\n\n\/* Mobile Responsive *\/\n@media(max-width:768px){\n\n.dahua-product h2{\n    font-size:22px;\n    padding:12px 16px;\n}\n\n.feature-box{\n    padding:15px;\n}\n\n.spec-table th,\n.spec-table td{\n    padding:10px;\n    font-size:14px;\n}\n\n}\n\u003c\/style\u003e\n\n\u003cdiv class=\"dahua-product\"\u003e\n\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\n\u003cp\u003e\nThe \u003cstrong\u003eDahua ARM310-W2 Wireless Input Expander\u003c\/strong\u003e is a compact conversion device designed to integrate wired detectors into Dahua AirShield wireless alarm systems. It receives alarm signals from external wired devices and transmits them wirelessly to the alarm hub, enabling seamless expansion of security systems without extensive wiring.\n\u003c\/p\u003e\n\n\u003cp\u003e\nSupporting six alarm types, two-way wireless communication, AES128 encryption, and frequency hopping technology, the ARM310-W2 provides stable and secure communication. The device also features temperature monitoring, signal strength detection, low battery alerts, and cloud firmware updates, making it suitable for residential and commercial applications.\n\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Converts wired detectors into wireless devices\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Supports six alarm types: intrusion, medical, fire, emergency, gas and tamper\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ 1-channel dry contact input\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Supports both NO and NC alarm inputs\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Signal strength detection\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Temperature monitoring\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Low battery alarm\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Two-way wireless communication\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ AES128 encryption\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Frequency hopping technology\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Cloud firmware updates and automatic recovery\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Battery life up to 4 years\n\u003c\/div\u003e\n\n\u003ch2\u003eWhy Choose Dahua ARM310-W2?\u003c\/h2\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n\u003ch3\u003eIntegrate Existing Wired Devices\u003c\/h3\u003e\n\u003cp\u003e\nThe input expander enables traditional wired detectors to communicate with Dahua wireless alarm systems, protecting existing investments.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n\u003ch3\u003eReliable Communication\u003c\/h3\u003e\n\u003cp\u003e\nTwo-way communication with AES128 encryption and frequency hopping ensures secure and stable transmission.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n\u003ch3\u003eFlexible Alarm Configuration\u003c\/h3\u003e\n\u003cp\u003e\nSupports multiple alarm categories including intrusion, fire, emergency, medical, gas, and tamper alarms.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n\u003ch3\u003eLong Battery Life\u003c\/h3\u003e\n\u003cp\u003e\nPowered by a CR123A battery, the device can operate for up to four years under normal conditions.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n\u003ch3\u003eRemote Maintenance\u003c\/h3\u003e\n\u003cp\u003e\nCloud firmware upgrades and automatic recovery simplify maintenance and ensure reliable operation.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable class=\"spec-table\"\u003e\n\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eWireless Input Expander\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eProtection Zone\u003c\/td\u003e\n\u003ctd\u003e1-Channel Dry Contact Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eAlarm Input Type\u003c\/td\u003e\n\u003ctd\u003eNO and NC Supported (NO Default)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eSupported Alarm Types\u003c\/td\u003e\n\u003ctd\u003eIntrusion, Medical, Fire, Emergency, Gas and Tamper\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eIndicator Light\u003c\/td\u003e\n\u003ctd\u003e1 × Green LED Alarm Indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eButton\u003c\/td\u003e\n\u003ctd\u003e1 × Power Button\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eSignal Strength Detection\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eTemperature Monitoring\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Range\u003c\/td\u003e\n\u003ctd\u003e-15°C to +65°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eTemperature Accuracy\u003c\/td\u003e\n\u003ctd\u003e±1°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e1°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eRemote Upgrade\u003c\/td\u003e\n\u003ctd\u003eCloud Update\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eTest Mode\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eLow Battery Alarm\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eTamper Alarm\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eCommunication Mechanism\u003c\/td\u003e\n\u003ctd\u003eTwo-Way Wireless Communication\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eEncryption Mode\u003c\/td\u003e\n\u003ctd\u003eAES128\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eFrequency Hopping\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eWireless Frequency\u003c\/td\u003e\n\u003ctd\u003e433.1 MHz – 434.6 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eCommunication Distance\u003c\/td\u003e\n\u003ctd\u003eUp to 1,000 m (Open Area)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e1 × CR123A Battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eMaximum Power Consumption\u003c\/td\u003e\n\u003ctd\u003e70 mW\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eBattery Life\u003c\/td\u003e\n\u003ctd\u003eUp to 4 Years (NO Input) \/ Up to 2 Years (NC or Pulse Input)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-10°C to +55°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eOperating Humidity\u003c\/td\u003e\n\u003ctd\u003e10%–90% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eInstallation Method\u003c\/td\u003e\n\u003ctd\u003eBracket Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eCasing Material\u003c\/td\u003e\n\u003ctd\u003ePC + ABS\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e100.2 × 20.8 × 20.3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e70 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eGross Weight\u003c\/td\u003e\n\u003ctd\u003e115 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n🏠 Homes and Villas\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n🏢 Offices and Commercial Buildings\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n🏬 Retail Stores and Shops\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n🏨 Hotels and Hospitality Facilities\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n🏭 Warehouses and Industrial Sites\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n🔥 Fire Alarm Integration\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n🚨 Upgrading Existing Wired Security Systems\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Dahua Technology","offers":[{"title":"Default Title","offer_id":55263446728995,"sku":null,"price":2080.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/4125\/3411\/files\/input_expander_2.jpg?v=1781938700","url":"https:\/\/attendancemachine.in\/products\/dahua-input-expander-arm310-w2","provider":"Attendance Machine","version":"1.0","type":"link"}