{"id":3401,"date":"2024-07-22T03:53:00","date_gmt":"2024-07-22T03:53:00","guid":{"rendered":"https:\/\/www.jammersignal.com\/?p=3401"},"modified":"2024-07-15T07:42:31","modified_gmt":"2024-07-15T07:42:31","slug":"distance-of-5g-jammer-covers-of-brands-and-models-is-short","status":"publish","type":"post","link":"https:\/\/www.jammersignal.com\/fr\/distance-of-5g-jammer-covers-of-brands-and-models-is-short\/","title":{"rendered":"Les clients signalent que la distance de protection des housses de brouillage 5G de certaines marques et de certains mod\u00e8les est courte. Comment cela se fait-il ?"},"content":{"rendered":"<p>Lorsque les clients consultent sur les bloqueurs de signaux de t\u00e9l\u00e9phonie mobile, ils mentionnent souvent un probl\u00e8me commun, \u00e0 savoir qu'ils ont essay\u00e9 ou achet\u00e9 des bloqueurs de signaux 5G d'autres marques, mais dans l'utilisation r\u00e9elle, ils constatent que la distance de blindage de ces soi-disant bloqueurs de signaux 5G est consid\u00e9rablement plus courte, et parfois ils ne peuvent m\u00eame pas bloquer certaines bandes de fr\u00e9quences 5G. Les gens se demandent alors pourquoi cela se produit.<\/p>\n\n\n\n<p>L'objectif initial de la conception des bloqueurs de signaux 5G est non seulement de maintenir l'effet de blindage sur les normes ou les bandes de fr\u00e9quences originales des t\u00e9l\u00e9phones mobiles 2G, 3G et 4G, mais aussi de prot\u00e9ger efficacement les normes et les bandes de fr\u00e9quences 5G. Les bandes de fr\u00e9quences originales des t\u00e9l\u00e9phones mobiles 2G, 3G et 4G comprennent 800 MHz, 900 MHz, 1800 MHz, 1900 MHz, 2000 MHz, 2100 MHz, 2300 MHz et 2500 MHz. Les bandes de fr\u00e9quences des t\u00e9l\u00e9phones mobiles 2G, 3G et 4G sont toutes concentr\u00e9es dans ces 8 bandes de fr\u00e9quences, et pour les bandes de fr\u00e9quences de communication 5G qui seront utilis\u00e9es \u00e0 grande \u00e9chelle en 2020, China Broadcasting and Television Mobile a ajout\u00e9 un total de 4 op\u00e9rateurs de communication.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><a href=\"https:\/\/www.jammersignal.com\/fr\/produit\/handheld-4g-5g-jammer-vhf-lojack-wifi-gps-16antenna\/\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-1.jpg\" alt=\"brouilleurs jammersignal 4g 5g haute performance (1)\" class=\"wp-image-1529\" style=\"width:500px\" srcset=\"https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-1.jpg 800w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-1-300x300.jpg 300w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-1-150x150.jpg 150w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-1-768x768.jpg 768w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-1-600x600.jpg 600w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-1-100x100.jpg 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/a><\/figure>\n\n\n\n<p>Actuellement, la r\u00e9partition des bandes de fr\u00e9quences commerciales 5G des quatre op\u00e9rateurs est la suivante : 700 MHz, 2600 MHz, 3400 MHz et 3500 MHz. En outre, il y a 4800 MHz, qui n'a pas \u00e9t\u00e9 enti\u00e8rement utilis\u00e9 et qui est principalement utilis\u00e9 pour la construction de r\u00e9seaux priv\u00e9s 5G dans des endroits sp\u00e9cifiques.<\/p>\n\n\n\n<p>En r\u00e9sum\u00e9, un <a href=\"https:\/\/www.jammersignal.com\/fr\/product-category\/5g-jammers\/\">Brouilleur 5G<\/a> doit couvrir les bandes de fr\u00e9quences suivantes : 700MHz, 800MHz, 900MHz, 1800MHz, 1900MHz, 2000MHz, 2100MHz, 2300MHz, 2500MHz, 2600MHz, 3400MHz et 3500MHz, soit un total de 12 bandes de fr\u00e9quences.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-4.jpg\" alt=\"brouilleurs jammersignal 4g 5g haute performance (4)\" class=\"wp-image-1532\" style=\"width:500px\" srcset=\"https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-4.jpg 800w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-4-300x300.jpg 300w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-4-150x150.jpg 150w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-4-768x768.jpg 768w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-4-600x600.jpg 600w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-4-100x100.jpg 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>Les clients craignent que certaines marques de brouilleurs 5G ne soient pas performantes en utilisation r\u00e9elle. Cela est probablement d\u00fb au fait que les fabricants ont, intentionnellement ou non, r\u00e9duit ou fusionn\u00e9 les 12 bandes de fr\u00e9quences susmentionn\u00e9es afin de contr\u00f4ler les co\u00fbts et de r\u00e9duire le prix des produits de blindage 5G, ce qui se traduit par un effet de blindage m\u00e9diocre sur les signaux 5G. Meilleures ventes <a href=\"https:\/\/www.jammersignal.com\/fr\/product-category\/wifi-jammer\/\">Brouilleurs WiFi<\/a> et <a href=\"https:\/\/www.jammersignal.com\/fr\/product-category\/cell-phone-signal-jammer\/\">brouilleurs de t\u00e9l\u00e9phones portables<\/a> en Europe et en Am\u00e9rique.<\/p>\n\n\n\n<p>Actuellement, la plupart des fabricants de brouilleurs 5G adoptent une production et un assemblage modulaires pour chaque bande de fr\u00e9quence de leurs produits. Par cons\u00e9quent, les clients peuvent juger si le brouilleur 5G s\u00e9lectionn\u00e9 r\u00e9pond aux exigences fonctionnelles de base en v\u00e9rifiant le nombre de modules int\u00e9gr\u00e9s ou le nombre d'antennes correspondantes.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h5 class=\"wp-block-heading has-text-align-center\">Meilleures ventes de brouilleurs de signal<\/h5>\n\n\n<div data-block-name=\"woocommerce\/product-category\" data-categories=\"[100]\" data-columns=\"4\" data-content-visibility=\"{&quot;image&quot;:true,&quot;title&quot;:true,&quot;price&quot;:true,&quot;rating&quot;:false,&quot;button&quot;:false}\" data-orderby=\"menu_order\" data-rows=\"2\" class=\"wc-block-grid wp-block-product-category wp-block-woocommerce-product-category wc-block-product-category has-4-columns has-multiple-rows\"><ul class=\"wc-block-grid__products\"><li class=\"wc-block-grid__product\">\n\t\t\t\t<a href=\"https:\/\/www.jammersignal.com\/fr\/produit\/4g-hot-sale-8antenna-handheld-cell-phone-blocker\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t<div class=\"wc-block-grid__product-onsale\">\n\t\t\t<span aria-hidden=\"true\" data-no-translation=\"\" data-trp-gettext=\"\">Vente<\/span>\n\t\t\t<span class=\"screen-reader-text\" data-no-translation=\"\" data-trp-gettext=\"\">Produit en vente<\/span>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/4g-jammer-jammersignal-handheld-portable-jammers-1-300x300.jpg\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"brouilleur 4g jammersignal brouilleurs portables (1)\" srcset=\"https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/4g-jammer-jammersignal-handheld-portable-jammers-1-300x300.jpg 300w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/4g-jammer-jammersignal-handheld-portable-jammers-1-150x150.jpg 150w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/4g-jammer-jammersignal-handheld-portable-jammers-1-100x100.jpg 100w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/4g-jammer-jammersignal-handheld-portable-jammers-1.jpg 433w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-title\">4G Jammer Hot Sale 8 Antenna Portable Handheld Cell Phone Signal Blocker<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t<div class=\"wc-block-grid__product-price price\"><del aria-hidden=\"true\"><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&#036;<\/span>599.00<\/span><\/del> <span class=\"screen-reader-text\" data-no-translation=\"\" data-trp-gettext=\"\">Le prix original \u00e9tait : &#036;599.00.<\/span><ins aria-hidden=\"true\"><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&#036;<\/span>219.99<\/span><\/ins><span class=\"screen-reader-text\" data-no-translation=\"\" data-trp-gettext=\"\">Le prix actuel est : &#036;219.99.<\/span><\/div>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/li><li class=\"wc-block-grid__product\">\n\t\t\t\t<a href=\"https:\/\/www.jammersignal.com\/fr\/produit\/portable-24antenna-full-frequency-jammer-blocks-all-signals\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t<div class=\"wc-block-grid__product-onsale\">\n\t\t\t<span aria-hidden=\"true\" data-no-translation=\"\" data-trp-gettext=\"\">Vente<\/span>\n\t\t\t<span class=\"screen-reader-text\" data-no-translation=\"\" data-trp-gettext=\"\">Produit en vente<\/span>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/world-first-jammersignal-blocks-portable-jammers-1-300x300.jpg\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Premi\u00e8re mondiale jammersignal bloque les brouilleurs portables (1)\" srcset=\"https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/world-first-jammersignal-blocks-portable-jammers-1-300x300.jpg 300w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/world-first-jammersignal-blocks-portable-jammers-1-150x150.jpg 150w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/world-first-jammersignal-blocks-portable-jammers-1-768x768.jpg 768w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/world-first-jammersignal-blocks-portable-jammers-1-600x600.jpg 600w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/world-first-jammersignal-blocks-portable-jammers-1-100x100.jpg 100w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/world-first-jammersignal-blocks-portable-jammers-1.jpg 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-title\">Le premier brouilleur portable \u00e0 24 antennes bloque tous les signaux<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t<div class=\"wc-block-grid__product-price price\"><del aria-hidden=\"true\"><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&#036;<\/span>1,599.00<\/span><\/del> <span class=\"screen-reader-text\" data-no-translation=\"\" data-trp-gettext=\"\">Le prix original \u00e9tait : &#036;1,599.00.<\/span><ins aria-hidden=\"true\"><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&#036;<\/span>829.88<\/span><\/ins><span class=\"screen-reader-text\" data-no-translation=\"\" data-trp-gettext=\"\">Le prix actuel est : &#036;829.88.<\/span><\/div>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/li><li class=\"wc-block-grid__product\">\n\t\t\t\t<a href=\"https:\/\/www.jammersignal.com\/fr\/produit\/handheld-4g-5g-jammer-vhf-lojack-wifi-gps-16antenna\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t<div class=\"wc-block-grid__product-onsale\">\n\t\t\t<span aria-hidden=\"true\" data-no-translation=\"\" data-trp-gettext=\"\">Vente<\/span>\n\t\t\t<span class=\"screen-reader-text\" data-no-translation=\"\" data-trp-gettext=\"\">Produit en vente<\/span>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-1-300x300.jpg\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"brouilleurs jammersignal 4g 5g haute performance (1)\" srcset=\"https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-1-300x300.jpg 300w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-1-150x150.jpg 150w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-1-768x768.jpg 768w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-1-600x600.jpg 600w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-1-100x100.jpg 100w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/high-performance-jammersignal-4g-5g-jammers-1.jpg 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-title\">Brouilleur 4G 5G VHF LOJACK WiFi GPS 16 Antennes Intercepteur Haute Performance<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t<div class=\"wc-block-grid__product-price price\"><del aria-hidden=\"true\"><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&#036;<\/span>1,539.00<\/span><\/del> <span class=\"screen-reader-text\" data-no-translation=\"\" data-trp-gettext=\"\">Le prix original \u00e9tait : &#036;1,539.00.<\/span><ins aria-hidden=\"true\"><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&#036;<\/span>839.99<\/span><\/ins><span class=\"screen-reader-text\" data-no-translation=\"\" data-trp-gettext=\"\">Le prix actuel est : &#036;839.99.<\/span><\/div>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/li><li class=\"wc-block-grid__product\">\n\t\t\t\t<a href=\"https:\/\/www.jammersignal.com\/fr\/produit\/6antennas-cell-phone-jamming-device-wifi-gps-gsm\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t<div class=\"wc-block-grid__product-onsale\">\n\t\t\t<span aria-hidden=\"true\" data-no-translation=\"\" data-trp-gettext=\"\">Vente<\/span>\n\t\t\t<span class=\"screen-reader-text\" data-no-translation=\"\" data-trp-gettext=\"\">Produit en vente<\/span>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/6-antennas-cell-jammersignal-device-jamming-signal-jammers-5-300x300.jpg\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"6 antennes cellule jammersignal dispositif de brouillage signal brouilleurs (5)\" srcset=\"https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/6-antennas-cell-jammersignal-device-jamming-signal-jammers-5-300x300.jpg 300w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/6-antennas-cell-jammersignal-device-jamming-signal-jammers-5-150x150.jpg 150w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/6-antennas-cell-jammersignal-device-jamming-signal-jammers-5-100x100.jpg 100w, https:\/\/www.jammersignal.com\/wp-content\/uploads\/2024\/05\/6-antennas-cell-jammersignal-device-jamming-signal-jammers-5.jpg 550w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-title\">6 Antennes Brouilleur de Signal pour T\u00e9l\u00e9phone Cellulaire WIFI GPS GSM 3G CDMA DCS 4G<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t<div class=\"wc-block-grid__product-price price\"><del aria-hidden=\"true\"><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&#036;<\/span>429.00<\/span><\/del> <span class=\"screen-reader-text\" data-no-translation=\"\" data-trp-gettext=\"\">Le prix original \u00e9tait : &#036;429.00.<\/span><ins aria-hidden=\"true\"><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&#036;<\/span>199.99<\/span><\/ins><span class=\"screen-reader-text\" data-no-translation=\"\" data-trp-gettext=\"\">Le prix actuel est : &#036;199.99.<\/span><\/div>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/li><\/ul><\/div>","protected":false},"excerpt":{"rendered":"<p>Lorsque les clients consultent sur les bloqueurs de signaux de t\u00e9l\u00e9phonie mobile, ils mentionnent souvent un probl\u00e8me commun, \u00e0 savoir qu'ils ont essay\u00e9 ou achet\u00e9 des bloqueurs de signaux 5G d'autres marques, mais dans l'utilisation r\u00e9elle, ils constatent que la distance de blindage de ces soi-disant bloqueurs de signaux 5G est significativement plus courte, et parfois ils ne peuvent m\u00eame pas bloquer certaines fr\u00e9quences 5G [...].<\/p>","protected":false},"author":1,"featured_media":1721,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[113],"tags":[],"class_list":["post-3401","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jammer-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Customers report that the shielding distance of 5G Jammer covers of some brands and models is short. Why is this? - JAMMERSIGNAL<\/title>\n<meta name=\"description\" content=\"Customers are worried that some brands of 5G jammers may not perform well in actual use. This is probably because manufacturers have intentionally or unintentionally reduced or merged the above 12 frequency bands in order to control costs and reduce the price of 5G shielding products, resulting in poor shielding effect on 5G signals.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.jammersignal.com\/fr\/distance-of-5g-jammer-covers-of-brands-and-models-is-short\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Customers report that the shielding distance of 5G Jammer covers of some brands and models is short. Why is this? - JAMMERSIGNAL\" \/>\n<meta property=\"og:description\" content=\"Customers are worried that some brands of 5G jammers may not perform well in actual use. 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