{"product_id":"grandstream-grgds3705-ip-audio-door-system","title":"Grandstream GRGDS3705 IP Audio Door System","description":"\u003cp\u003eThe Grandstream GRGDS3705 IP Audio Door System was built for users looking for a strong audio-only facility access and security monitoring solution that can be deployed in environments of all sizes.\u003c\/p\u003e\n\u003ch4\u003eHighlights:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eHD audio options with up to 1.5m of audio input and 3m of audio output\u003c\/li\u003e\n\u003cli\u003eBuilt-in RFID chip reader for keyless entry\u003c\/li\u003e\n\u003cli\u003eSupports SIP calls to IP phones to facilitate communication\u003c\/li\u003e\n\u003cli\u003eBuilt with a metal casing to make it weatherproof and vandal resistant\u003c\/li\u003e\n\u003cli\u003eIntegrated PoE to power the device and provide a network connection\u003c\/li\u003e\n\u003cli\u003eBuilt-in dual microphone and HD loudspeaker with advanced AEC offers intercom functionality\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eNetwork: 10M\/100M Auto-sensing\u003c\/li\u003e\n\u003cli\u003ePoE: PoE IEEE 802.3af Class3\u003c\/li\u003e\n\u003cli\u003eSupply: Voltage 12VDC \/1A (AC power adapter not included)\u003c\/li\u003e\n\u003cli\u003eSIP\/VoIP: Support Yes, broad interoperability\u003c\/li\u003e\n\u003cli\u003eVoice Codecs: G.711μ\/a, G.722\u003c\/li\u003e\n\u003cli\u003eAudio Input: Integrated dual microphones up to 1.5m\u003c\/li\u003e\n\u003cli\u003eAudio Output: HD loudspeaker 2W, up to 3m\u003c\/li\u003e\n\u003cli\u003eBuilt-in Key Pad: 12+1 Metal keys with Blue LED backlight\u003c\/li\u003e\n\u003cli\u003eRFID: EM4100 (125kHz)\u003c\/li\u003e\n\u003cli\u003eRFID Number Supported: Up to 2,000 recommended\u003c\/li\u003e\n\u003cli\u003eInput: 2 Optocoupler Input, Vin \u0026lt; 15V, for door sensor or other low voltage devices\u003c\/li\u003e\n\u003cli\u003eOutput: 2 Relay, 2 Relay, 125VAC\/0.5A or 30VDC\/2A, Normal Open or Normal Close, for electric lock, light switch or other relative high voltage devices Expansion Interface: RS485, Wiegand (26 bits) input and output\u003c\/li\u003e\n\u003cli\u003eWaterproof Certification: IP66 (EN60529)\u003c\/li\u003e\n\u003cli\u003eVandal Resistance: IK09 (IEC62262)\u003c\/li\u003e\n\u003cli\u003eTemperature Range: -30°C to 60°C\u003c\/li\u003e\n\u003cli\u003eMounting: Wall-Surface, In-Wall\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Grandstream","offers":[{"title":"Default Title","offer_id":41301396586628,"sku":"GDS3705","price":230.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0370\/5857\/6516\/products\/InlTTdF.jpg?v=1676064739","url":"https:\/\/itfactory.co.uk\/products\/grandstream-grgds3705-ip-audio-door-system","provider":"ITFactory.ca","version":"1.0","type":"link"}