{"id":3317,"date":"2025-08-20T15:22:31","date_gmt":"2025-08-20T07:22:31","guid":{"rendered":"https:\/\/ecmicrophones.com\/?p=3317"},"modified":"2026-01-27T16:19:55","modified_gmt":"2026-01-27T08:19:55","slug":"close-talk-microphone-solutions-for-head-worn-hearing-protection-devices","status":"publish","type":"post","link":"https:\/\/ecmicrophones.com\/pt\/close-talk-microphone-solutions-for-head-worn-hearing-protection-devices\/","title":{"rendered":"Solu\u00e7\u00f5es de microfone Close-Talk para dispositivos de prote\u00e7\u00e3o auditiva usados na cabe\u00e7a"},"content":{"rendered":"<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"925\" height=\"540\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/08\/close-talk-mic-capsule-head-worn.png\" alt=\"C\u00e1psula de microfone Close-Talk para dispositivos de prote\u00e7\u00e3o auditiva usados na cabe\u00e7a\" class=\"wp-image-3323\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/08\/close-talk-mic-capsule-head-worn.png 925w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/08\/close-talk-mic-capsule-head-worn-300x175.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/08\/close-talk-mic-capsule-head-worn-768x448.png 768w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/08\/close-talk-mic-capsule-head-worn-18x12.png 18w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/08\/close-talk-mic-capsule-head-worn-600x350.png 600w\" sizes=\"auto, (max-width: 925px) 100vw, 925px\" \/><figcaption class=\"wp-element-caption\">ECM-B1045UML50-25082 c\u00e1psula de microfone de fala pr\u00f3xima para prote\u00e7\u00e3o auditiva usada na cabe\u00e7a<\/figcaption><\/figure>\n<\/div>\n\n\n<p>Os modernos dispositivos de prote\u00e7\u00e3o auditiva usados na cabe\u00e7a combinam&nbsp;<strong>redu\u00e7\u00e3o de ru\u00eddo<\/strong>,&nbsp;<strong>Conectividade Bluetooth<\/strong>e&nbsp;<strong>escuta ativa<\/strong>. Para aplica\u00e7\u00f5es de campo pr\u00f3ximo ou de conversa\u00e7\u00e3o pr\u00f3xima - como fones de ouvido para trabalhadores industriais, constru\u00e7\u00e3o ou opera\u00e7\u00f5es externas - o microfone deve captar a voz com clareza e minimizar o ru\u00eddo ambiente. O&nbsp;<a href=\"https:\/\/ecmicrophones.com\/pt\/high-performance-uni-electret-mic-capsule-for-hi-fi-audio-systems\/\" target=\"_blank\" rel=\"noreferrer noopener\">Microfone de fala pr\u00f3xima para uso na cabe\u00e7a<\/a>ECM-B1045UML50-25082, foi projetado para esses desafios, oferecendo excelente clareza de voz e rejei\u00e7\u00e3o de ru\u00eddo ambiente.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Desafios em aplicativos para falar de perto e usar a cabe\u00e7a<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Alto ru\u00eddo de fundo de m\u00e1quinas, ve\u00edculos ou ambientes externos<\/li>\n\n\n\n<li>Manter a clareza da fala a curtas dist\u00e2ncias da boca<\/li>\n\n\n\n<li>Design leve e compacto para uso confort\u00e1vel durante todo o dia<\/li>\n\n\n\n<li>Desempenho robusto apesar do posicionamento e movimento vari\u00e1veis<\/li>\n<\/ul>\n\n\n\n<p>Os microfones para esses dispositivos exigem capta\u00e7\u00e3o direcional focada, alta rela\u00e7\u00e3o sinal-ru\u00eddo e uma resposta de frequ\u00eancia equilibrada para garantir uma captura de voz natural e intelig\u00edvel.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">ECM-B1045UML50-25082: Principais especifica\u00e7\u00f5es<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>Par\u00e2metro<\/th><th>Especifica\u00e7\u00e3o<\/th><\/tr><tr><td>Dimens\u00f5es<\/td><td>10 \u00d7 4,5 mm<\/td><\/tr><tr><td>Diretividade<\/td><td>Unidirecional (concentra-se no som frontal)<\/td><\/tr><tr><td>Sensibilidade<\/td><td>-50 dB \u00b12<\/td><\/tr><tr><td>Imped\u00e2ncia<\/td><td>2 k\u03a9<\/td><\/tr><tr><td>Rela\u00e7\u00e3o sinal-ru\u00eddo<\/td><td>65 dB<\/td><\/tr><tr><td>Press\u00e3o sonora m\u00e1xima<\/td><td>125 dB<\/td><\/tr><tr><td>Resposta de frequ\u00eancia<\/td><td>100 Hz ~ 10 kHz<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Resposta de frequ\u00eancia<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"508\" height=\"317\" src=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/02\/typical-frequency-response_ecm-b1045uml50-25082.png\" alt=\"Gr\u00e1fico de resposta de frequ\u00eancia ECM-B1045UML50-25082\" class=\"wp-image-2227\" srcset=\"https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/02\/typical-frequency-response_ecm-b1045uml50-25082.png 508w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/02\/typical-frequency-response_ecm-b1045uml50-25082-300x187.png 300w, https:\/\/ecmicrophones.com\/wp-content\/uploads\/2025\/02\/typical-frequency-response_ecm-b1045uml50-25082-18x12.png 18w\" sizes=\"auto, (max-width: 508px) 100vw, 508px\" \/><figcaption class=\"wp-element-caption\">Resposta de frequ\u00eancia ECM-B1045UML50-25082 (100 Hz - 10 kHz)<\/figcaption><\/figure>\n<\/div>\n\n\n<p>Destaques da resposta de frequ\u00eancia para aplica\u00e7\u00f5es de campo pr\u00f3ximo:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>Faixa de frequ\u00eancia<\/th><th>Caracter\u00edsticas<\/th><\/tr><tr><td>100 - 500 Hz<\/td><td>Resposta est\u00e1vel de baixa frequ\u00eancia para conscientiza\u00e7\u00e3o ambiental<\/td><\/tr><tr><td>500 Hz - 2 kHz<\/td><td>Os m\u00e9dios equilibrados garantem a captura natural da voz<\/td><\/tr><tr><td>5 - 10 kHz<\/td><td>Um leve aumento de alta frequ\u00eancia melhora a clareza da fala<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Por que ele se destaca no uso em campo pr\u00f3ximo e na cabe\u00e7a<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Captador unidirecional:<\/strong>&nbsp;Concentra-se na voz do locutor e reduz o ru\u00eddo ambiente<\/li>\n\n\n\n<li><strong>Alto SNR:<\/strong>&nbsp;O baixo ru\u00eddo pr\u00f3prio garante uma captura de voz limpa<\/li>\n\n\n\n<li><strong>Tamanho compacto:<\/strong>&nbsp;F\u00e1cil integra\u00e7\u00e3o em fones de ouvido ou dispositivos montados na orelha<\/li>\n\n\n\n<li><strong>Resposta de frequ\u00eancia equilibrada:<\/strong>&nbsp;Captura a voz natural sem picos de intensidade<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Capacidades de personaliza\u00e7\u00e3o e produ\u00e7\u00e3o<\/h2>\n\n\n\n<p>O ECM-B1045UML50-25082 \u00e9 ideal para dispositivos de prote\u00e7\u00e3o auditiva para falar perto e usar na cabe\u00e7a, proporcionando uma captura de voz clara e natural, mesmo em ambientes ruidosos. Na ECMIC, combinamos conhecimento t\u00e9cnico e recursos avan\u00e7ados de produ\u00e7\u00e3o para oferecer&nbsp;<strong>solu\u00e7\u00f5es de microfones personalizados<\/strong>&nbsp;adaptados \u00e0s suas necessidades espec\u00edficas. Nossos servi\u00e7os incluem:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Projetos de microfones personalizados para fatores de forma ou requisitos ac\u00fasticos espec\u00edficos<\/li>\n\n\n\n<li>Prototipagem e testes para garantir o desempenho ideal<\/li>\n\n\n\n<li>Fabrica\u00e7\u00e3o em volume para dar suporte \u00e0 produ\u00e7\u00e3o em larga escala<\/li>\n<\/ul>\n\n\n\n<p>Saiba mais sobre nossos microfones de eletreto de alto desempenho e recursos de personaliza\u00e7\u00e3o em <a href=\"https:\/\/ecmicrophones.com\/pt\/electret-microphones\/\" target=\"_blank\" rel=\"noreferrer noopener\">Microfones de eletreto ECMIC<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Modern head-worn hearing protection devices combine&nbsp;noise reduction,&nbsp;Bluetooth connectivity, and&nbsp;active listening. For near-field or close-talk applications\u2014such as headsets for industrial workers, construction, or outdoor operations\u2014the microphone must capture voice clearly while minimizing ambient noise. The&nbsp;Close-Talk Microphone for Head-Worn, ECM-B1045UML50-25082, is designed for these challenges, delivering excellent voice clarity and ambient noise rejection. Challenges in Close-Talk, Head-Worn [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3323,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[400],"tags":[518,516,519,517],"class_list":["post-3317","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-product-guides","tag-high-spl","tag-near-field","tag-o10mm","tag-unidirectional"],"_links":{"self":[{"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/posts\/3317","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/comments?post=3317"}],"version-history":[{"count":0,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/posts\/3317\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/media\/3323"}],"wp:attachment":[{"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/media?parent=3317"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/categories?post=3317"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ecmicrophones.com\/pt\/wp-json\/wp\/v2\/tags?post=3317"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}