{"product_id":"dahua-multi-io-transmitter-poe-arm9a4-p-w2","title":"Dahua Multi IO Transmitter (PoE) ARM9A4-P-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 ARM9A4-P-W2 Wireless Multi IO Transmitter (PoE)\u003c\/strong\u003e is an advanced expansion module designed to integrate existing wired detectors and sirens into Dahua AirShield alarm systems. It acts as a bridge between traditional wired security devices and the Alarm Hub, allowing users to upgrade their security systems without replacing existing equipment.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThe transmitter supports both wireless RF and Ethernet network communication with the Alarm Hub. Featuring 16 alarm inputs, 4 relay outputs, dual auxiliary power outputs, PoE support, and optional backup battery operation, the ARM9A4-P-W2 provides flexible and reliable integration for residential, commercial, and industrial security applications.\n\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Connection to Alarm Hub through RF or Ethernet network\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Supports 16 wired alarm inputs\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Supports 4 relay outputs (30 VDC, 3 A)\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ 2 auxiliary power outputs for wired detectors and sirens\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Maximum auxiliary output power up to 24 W\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Supports 0EOL, EOL, 2EOL and 3EOL wiring methods\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Pulse detection supported on channels 1–6\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Three power supply methods: PoE, AC power and optional 12 V battery\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 and frequency hopping technology\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Cloud firmware update and automatic recovery\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Tamper protection and low battery detection\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n✔ Backup operation up to 30 hours with optional battery\n\u003c\/div\u003e\n\n\u003ch2\u003eWhy Choose Dahua ARM9A4-P-W2?\u003c\/h2\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n\u003ch3\u003eEasy Upgrade for Existing Systems\u003c\/h3\u003e\n\u003cp\u003e\nIntegrate existing wired sensors and sirens into Dahua AirShield wireless systems without extensive modifications or replacement costs.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n\u003ch3\u003eMultiple Communication Methods\u003c\/h3\u003e\n\u003cp\u003e\nSupports both RF wireless communication and Ethernet network connectivity, offering greater flexibility and reliability.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n\u003ch3\u003eFlexible Power Options\u003c\/h3\u003e\n\u003cp\u003e\nThe unit can operate using PoE (802.3at), AC power, or an optional 12 V rechargeable battery for uninterrupted protection.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n\u003ch3\u003eLarge Expansion Capacity\u003c\/h3\u003e\n\u003cp\u003e\nWith 16 alarm inputs and 4 relay outputs, the module is suitable for medium and large security installations.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n\u003ch3\u003eReliable and Secure Communication\u003c\/h3\u003e\n\u003cp\u003e\nAES128 encryption and frequency hopping technology ensure stable and secure communication with the alarm hub.\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 Multi IO Transmitter (PoE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eCommunication Mode\u003c\/td\u003e\n\u003ctd\u003eRF Wireless and Ethernet Network\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eAlarm Inputs\u003c\/td\u003e\n\u003ctd\u003e16 Local Alarm Inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003ePulse Detection\u003c\/td\u003e\n\u003ctd\u003eChannels 1–6\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eSupported Wiring\u003c\/td\u003e\n\u003ctd\u003e0EOL, EOL, 2EOL and 3EOL\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eMaximum Cable Length\u003c\/td\u003e\n\u003ctd\u003e500 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eRelay Outputs\u003c\/td\u003e\n\u003ctd\u003e4 Outputs (30 VDC, 3 A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eAuxiliary Outputs\u003c\/td\u003e\n\u003ctd\u003e2 Outputs, 14.5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eAuxiliary Output Current\u003c\/td\u003e\n\u003ctd\u003e1 A (PoE), 2 A (Non-PoE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eMaximum Auxiliary Power\u003c\/td\u003e\n\u003ctd\u003e24 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eNetwork Port\u003c\/td\u003e\n\u003ctd\u003e1 × RJ45 10\/100 Mbps Ethernet Port\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003ePoE Standard\u003c\/td\u003e\n\u003ctd\u003eIEEE 802.3at\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eBackup Battery\u003c\/td\u003e\n\u003ctd\u003e12 V, 7 Ah Rechargeable Battery (Optional)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eRemote Upgrade\u003c\/td\u003e\n\u003ctd\u003eCloud Update Supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eLow Battery Detection\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\u003eTransmission Power\u003c\/td\u003e\n\u003ctd\u003eUp to 10 mW\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eCommunication Distance\u003c\/td\u003e\n\u003ctd\u003eUp to 1,200 m (Open Area)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e100–240 VAC, 50\/60 Hz or PoE (802.3at)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eBackup Time\u003c\/td\u003e\n\u003ctd\u003eUp to 30 Hours (with Optional Battery)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-10°C to +50°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\u003eProtection Rating\u003c\/td\u003e\n\u003ctd\u003eIP30\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eWall 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\u003eColor\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e304 × 235 × 90.8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e1.22 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eGross Weight\u003c\/td\u003e\n\u003ctd\u003e1.78 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eCertifications\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🏠 Large 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 Shopping Centers\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n🏭 Warehouses and Industrial Facilities\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n🏨 Hotels and Hospitality Properties\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n🏦 Banks and High-Security Premises\n\u003c\/div\u003e\n\n\u003cdiv class=\"feature-box\"\u003e\n🔄 Migration from Wired to Dahua AirShield Wireless Systems\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Dahua Technology","offers":[{"title":"Default Title","offer_id":55263521767715,"sku":null,"price":12000.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/4125\/3411\/files\/io_transmitter_2.jpg?v=1781939950","url":"https:\/\/attendancemachine.in\/products\/dahua-multi-io-transmitter-poe-arm9a4-p-w2","provider":"Attendance Machine","version":"1.0","type":"link"}