{"product_id":"2-x-2-ip-ceiling-tile-talk-back-ip-spk","title":"2' x 2' IP Ceiling Tile Talk-Back IP Spk","description":"\u003cp\u003e- Amplified SIP endpoint or multicast IP paging for: schools, hospitals,retail stores, office spaces, etc\u003cbr\u003e- Provide background music and sound masking\u003cbr\u003e- Make standard and\/or emergency SIP phone calls via hands free talk-back speaker\u003cbr\u003e- Background music and emergency calls for elevator applications retail stores, office spaces, etc\u003cbr\u003e- Mount in the ceiling above the door and use the existing door bell switch to activate a call\u003cbr\u003e- SIP compliant (see page two for list of compatible SIP servers and IP phone systems)\u003cbr\u003e- Outbound Proxy, Authentification ID, Per to Peer, VLAN Tagging\u003cbr\u003e- PoE powered (class 3, \u0026lt;13 Watts)\u003cbr\u003e- Up to 28 second ID announcement (uploaded from wave file or recorded live)\u003cbr\u003e- Paging prioritization\u003cbr\u003e- Plays audio from multicast\u003cbr\u003e- SIP endpoint or multicast group member\u003cbr\u003e- Supports up to 10 multicast paging groups\u003cbr\u003e- Add an optional SL-2 blue, green, red or amber strobe light (see DOD 242)\u003cbr\u003e- Blue call status LED indicator\u003cbr\u003e- Automatic Noise Canceling (ANC) feature for operation in noisy environments\u003cbr\u003e- Viking*s proprietary VOX switching eliminates the need for *Push to Talk* mode\u003cbr\u003e- Selectable auto-answer feature for monitoring\u003cbr\u003e- Autoprovisioning via Viking programming software\u003cbr\u003e- Built-in high efficiency 6 Watt class D amplifier\u003cbr\u003e- Can drive up to 5 external analog speakers for greater coverage\u003cbr\u003e- Relay for activating door locks, strobe lights, external amplifiers, etc.\u003cbr\u003e- SIP\/Multicast: SIP page, SIP page and zoned multicast stream, zoned multicast receive\u003cbr\u003e- Support for access code to prevent unwanted SIP calls\u003cbr\u003e- Line-level audio output for connecting to an external amplifier\u003cbr\u003e- Hangs up on: busy signal, time-out, or touch tone command\u003cbr\u003e- Network remote speaker volume control\u003cbr\u003e- Mounting: Drop mounts into 2 x2 or 2 x 4 suspended ceilings\u003cbr\u003e- Heavy duty back box protects speaker and circuitry against plenum dust\u003cbr\u003e- Automatic Gain Control (AGC) to automatically increase ring volume to compensate for ambient noise\u003cbr\u003e- Diagnostics for testing microphone, speaker and relay\u003cbr\u003e- Programmable pre page alert tone\n\u003cbr\u003eUPC: VK-22TB-IP\n\u003cbr\u003eManufacturer: Viking Electronics\n\u003cbr\u003ePartNumber: VK-22TB-IP\u003c\/p\u003e","brand":"Viking Electronics","offers":[{"title":"Default Title","offer_id":42564943872096,"sku":"VK-22TB-IP","price":542.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/2462\/2944\/files\/3594fc12-ed08-4d3f-86e2-50e905ffee4a.jpg?v=1770471992","url":"https:\/\/supplycentralstore.com\/products\/2-x-2-ip-ceiling-tile-talk-back-ip-spk","provider":"supplycentralstore2025","version":"1.0","type":"link"}