{"id":12840,"date":"2025-04-25T01:38:47","date_gmt":"2025-04-24T23:38:47","guid":{"rendered":"https:\/\/bock.starkmat.si\/trgovina\/izdelek\/whistle-without-sound-with-adjustable-frequency\/"},"modified":"2025-07-23T12:40:55","modified_gmt":"2025-07-23T10:40:55","slug":"whistle-without-sound-with-adjustable-frequency","status":"publish","type":"product","link":"https:\/\/bock.si\/en\/shop\/whistle-without-sound-with-adjustable-frequency\/","title":{"rendered":"Whistle without sound with adjustable frequency"},"content":{"rendered":"<p>&nbsp;<\/p>\n<p>Sprenger dog training whistle. Set the frequency by first unscrewing the safety &#8220;nut&#8221; and then adjusting the frequency as desired by tightening or loosening the stem. Tighten the safety nut backwards to prevent the stem from moving.  <\/p>\n<p>When the whistle is blown, the human ear only detects the high-pitched tone, but the dog will hear up to 400m away, depending on the direction and strength of the wind.<\/p>\n<p>It is important that you always have the same frequency set !&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; Sprenger dog training whistle. Set the frequency by first unscrewing the safety &#8220;nut&#8221; and then adjusting the frequency as desired by tightening or loosening the stem. Tighten the safety nut backwards to prevent the stem from moving. When the whistle is blown, the human ear only detects the high-pitched tone, but the dog will&hellip;<\/p>\n","protected":false},"featured_media":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"inline_featured_image":false},"pwb-brand":[],"product_brand":[],"product_cat":[568,610],"product_tag":[],"class_list":{"0":"post-12840","1":"product","2":"type-product","3":"status-publish","5":"product_cat-equipment-for-hunters-and-shooters","6":"product_cat-for-hunting-dogs","7":"description-off","9":"first","10":"onbackorder","11":"taxable","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Whistle without sound with adjustable frequency - BOCK Kranj<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/bock.si\/en\/shop\/whistle-without-sound-with-adjustable-frequency\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Whistle without sound with adjustable frequency - BOCK Kranj\" \/>\n<meta property=\"og:description\" content=\"&nbsp; Sprenger dog training whistle. Set the frequency by first unscrewing the safety &#8220;nut&#8221; and then adjusting the frequency as desired by tightening or loosening the stem. Tighten the safety nut backwards to prevent the stem from moving. When the whistle is blown, the human ear only detects the high-pitched tone, but the dog will&hellip;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/bock.si\/en\/shop\/whistle-without-sound-with-adjustable-frequency\/\" \/>\n<meta property=\"og:site_name\" content=\"BOCK Kranj\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/BockKranj\" \/>\n<meta property=\"article:modified_time\" content=\"2025-07-23T10:40:55+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/bock.si\/wp-content\/uploads\/2025\/09\/bock-kranj-feat.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1429\" \/>\n\t<meta property=\"og:image:height\" content=\"804\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/bock.si\/en\/shop\/whistle-without-sound-with-adjustable-frequency\/\",\"url\":\"https:\/\/bock.si\/en\/shop\/whistle-without-sound-with-adjustable-frequency\/\",\"name\":\"Whistle without sound with adjustable frequency - BOCK Kranj\",\"isPartOf\":{\"@id\":\"https:\/\/bock.si\/#website\"},\"datePublished\":\"2025-04-24T23:38:47+00:00\",\"dateModified\":\"2025-07-23T10:40:55+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/bock.si\/en\/shop\/whistle-without-sound-with-adjustable-frequency\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/bock.si\/en\/shop\/whistle-without-sound-with-adjustable-frequency\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/bock.si\/en\/shop\/whistle-without-sound-with-adjustable-frequency\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/bock.si\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"https:\/\/bock.si\/en\/shop\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Whistle without sound with adjustable frequency\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/bock.si\/#website\",\"url\":\"https:\/\/bock.si\/\",\"name\":\"BOCK Kranj\",\"description\":\"Gunsmithing and shop\",\"publisher\":{\"@id\":\"https:\/\/bock.si\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/bock.si\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/bock.si\/#organization\",\"name\":\"BOCK Kranj\",\"url\":\"https:\/\/bock.si\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/bock.si\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/bock.si\/wp-content\/uploads\/2025\/09\/bock-logo-sq.jpg\",\"contentUrl\":\"https:\/\/bock.si\/wp-content\/uploads\/2025\/09\/bock-logo-sq.jpg\",\"width\":696,\"height\":696,\"caption\":\"BOCK Kranj\"},\"image\":{\"@id\":\"https:\/\/bock.si\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/BockKranj\",\"https:\/\/www.instagram.com\/bockkranjofficial\/\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Whistle without sound with adjustable frequency - BOCK Kranj","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/bock.si\/en\/shop\/whistle-without-sound-with-adjustable-frequency\/","og_locale":"en_US","og_type":"article","og_title":"Whistle without sound with adjustable frequency - BOCK Kranj","og_description":"&nbsp; Sprenger dog training whistle. Set the frequency by first unscrewing the safety &#8220;nut&#8221; and then adjusting the frequency as desired by tightening or loosening the stem. Tighten the safety nut backwards to prevent the stem from moving. When the whistle is blown, the human ear only detects the high-pitched tone, but the dog will&hellip;","og_url":"https:\/\/bock.si\/en\/shop\/whistle-without-sound-with-adjustable-frequency\/","og_site_name":"BOCK Kranj","article_publisher":"https:\/\/www.facebook.com\/BockKranj","article_modified_time":"2025-07-23T10:40:55+00:00","og_image":[{"width":1429,"height":804,"url":"https:\/\/bock.si\/wp-content\/uploads\/2025\/09\/bock-kranj-feat.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/bock.si\/en\/shop\/whistle-without-sound-with-adjustable-frequency\/","url":"https:\/\/bock.si\/en\/shop\/whistle-without-sound-with-adjustable-frequency\/","name":"Whistle without sound with adjustable frequency - BOCK Kranj","isPartOf":{"@id":"https:\/\/bock.si\/#website"},"datePublished":"2025-04-24T23:38:47+00:00","dateModified":"2025-07-23T10:40:55+00:00","breadcrumb":{"@id":"https:\/\/bock.si\/en\/shop\/whistle-without-sound-with-adjustable-frequency\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/bock.si\/en\/shop\/whistle-without-sound-with-adjustable-frequency\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/bock.si\/en\/shop\/whistle-without-sound-with-adjustable-frequency\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/bock.si\/en\/"},{"@type":"ListItem","position":2,"name":"Shop","item":"https:\/\/bock.si\/en\/shop\/"},{"@type":"ListItem","position":3,"name":"Whistle without sound with adjustable frequency"}]},{"@type":"WebSite","@id":"https:\/\/bock.si\/#website","url":"https:\/\/bock.si\/","name":"BOCK Kranj","description":"Gunsmithing and shop","publisher":{"@id":"https:\/\/bock.si\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/bock.si\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/bock.si\/#organization","name":"BOCK Kranj","url":"https:\/\/bock.si\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/bock.si\/#\/schema\/logo\/image\/","url":"https:\/\/bock.si\/wp-content\/uploads\/2025\/09\/bock-logo-sq.jpg","contentUrl":"https:\/\/bock.si\/wp-content\/uploads\/2025\/09\/bock-logo-sq.jpg","width":696,"height":696,"caption":"BOCK Kranj"},"image":{"@id":"https:\/\/bock.si\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/BockKranj","https:\/\/www.instagram.com\/bockkranjofficial\/"]}]}},"brands":[],"_links":{"self":[{"href":"https:\/\/bock.si\/en\/wp-json\/wp\/v2\/product\/12840","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bock.si\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/bock.si\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/bock.si\/en\/wp-json\/wp\/v2\/comments?post=12840"}],"wp:attachment":[{"href":"https:\/\/bock.si\/en\/wp-json\/wp\/v2\/media?parent=12840"}],"wp:term":[{"taxonomy":"pwb-brand","embeddable":true,"href":"https:\/\/bock.si\/en\/wp-json\/wp\/v2\/pwb-brand?post=12840"},{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/bock.si\/en\/wp-json\/wp\/v2\/product_brand?post=12840"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/bock.si\/en\/wp-json\/wp\/v2\/product_cat?post=12840"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/bock.si\/en\/wp-json\/wp\/v2\/product_tag?post=12840"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}