{"product_id":"250-unit-apartment-entry-system","title":"250 Unit Apartment Entry System","description":"\u003cp\u003eProvide 4 Door Entry Points \u0026amp; Keyless Entry (or Optional Card Readers) for up to 250 Apartments or Offices\u003cbr\u003eRS-232 Port for programming via a PC\u003cbr\u003eRemote or local Touch Tone programmable\u003cbr\u003eSupports 4 entry points\u003cbr\u003eSupports 4 Wiegand type card readers\u003cbr\u003eCompatible with Viking*s vandal resistant K-1700-3, K-1900-8 or any Touch Tone phone\u003cbr\u003eNon-volatile memory (no batteries required)\u003cbr\u003eStores 250 tenant Touch Tone phone numbers and 250 entry codes\u003cbr\u003eProgrammable tenant*s relay activation code\u003cbr\u003eProgrammable Master entry code \u0026amp; Maintenance Personnel entry codes\u003cbr\u003eProgrammable call timer\u003cbr\u003eNormally open and normally closed relay contacts for controlling door strikes, magnetic locks, gates, etc.\u003cbr\u003eTouch Tone toll restriction\u003cbr\u003eAllows 911 and 311 outside calls (Programmable)\u003cbr\u003eLOG BUS data output for logging entry events\n\u003cbr\u003eUPC: VK-C-4000\n\u003cbr\u003eManufacturer: Viking Electronics\n\u003cbr\u003ePartNumber: VK-C-4000\u003c\/p\u003e","brand":"Viking Electronics","offers":[{"title":"Default Title","offer_id":42564939972704,"sku":"VK-C-4000","price":816.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/2462\/2944\/files\/5b99fda5-4184-4974-96f1-d6a189b767c0.jpg?v=1770471852","url":"https:\/\/supplycentralstore.com\/products\/250-unit-apartment-entry-system","provider":"supplycentralstore2025","version":"1.0","type":"link"}