{"id":22978,"date":"2026-02-03T15:54:19","date_gmt":"2026-02-03T07:54:19","guid":{"rendered":"https:\/\/joiwo.com\/?post_type=product&#038;p=22978"},"modified":"2026-10-10T12:32:14","modified_gmt":"2026-10-10T04:32:14","slug":"outdoor-dual-circuit-marine-telephone-jwat304","status":"publish","type":"product","link":"https:\/\/joiwo.com\/vi\/product\/outdoor-dual-circuit-marine-telephone-jwat304\/","title":{"rendered":"\u0110i\u1ec7n tho\u1ea1i h\u00e0ng h\u1ea3i hai m\u1ea1ch d\u00f9ng ngo\u00e0i tr\u1eddi JWAT304"},"content":{"rendered":"<p>\u0110\u01b0\u1ee3c ch\u1ebf t\u1ea1o chuy\u00ean bi\u1ec7t cho t\u00e0u bi\u1ec3n, gi\u00e0n khoan ngo\u00e0i kh\u01a1i v\u00e0 c\u01a1 s\u1edf ven bi\u1ec3n, <span class=\"font-semibold\" data-streamdown=\"strong\">\u0111i\u1ec7n tho\u1ea1i h\u00e0ng h\u1ea3i<\/span> n\u00e0y cung c\u1ea5p li\u00ean l\u1ea1c \u0111\u00e1ng tin c\u1eady, an to\u00e0n khi c\u00f3 s\u1ef1 c\u1ed1 trong \u0111i\u1ec1u ki\u1ec7n bi\u1ec3n kh\u1eafc nghi\u1ec7t nh\u1ea5t. \u0110\u00e2y l\u00e0 \u0111i\u1ec7n tho\u1ea1i analog ti\u00eau chu\u1ea9n (h\u1ed7 tr\u1ee3 quay s\u1ed1 pulse v\u00e0 tone), k\u1ebft h\u1ee3p \u0111\u1ed9 b\u1ec1n c\u1ea5p h\u00e0ng h\u1ea3i v\u1edbi kh\u1ea3 n\u0103ng d\u1ef1 ph\u00f2ng h\u1ec7 th\u1ed1ng ti\u00ean ti\u1ebfn.<\/p>\n<ul class=\"list-inside list-disc whitespace-normal [li_&amp;]:pl-6\" data-streamdown=\"unordered-list\">\n<li class=\"py-1 [&amp;&gt;p]:inline\" data-streamdown=\"list-item\"><span class=\"font-semibold\" data-streamdown=\"strong\"><strong>\u0110\u1ed9 b\u1ec1n c\u1ea5p h\u00e0ng h\u1ea3i<\/strong>:<\/span>\u00a0\u0110\u1ea1t <span class=\"font-semibold\" data-streamdown=\"strong\">c\u1ea5p ch\u1ed1ng ch\u1ecbu th\u1eddi ti\u1ebft IP65<\/span>, v\u1ecf nh\u1ef1a k\u1ef9 thu\u1eadt c\u01b0\u1eddng \u0111\u1ed9 cao v\u00e0 b\u00e0n ph\u00edm ch\u1ed1ng n\u01b0\u1edbc c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u1ea9m, \u0103n m\u00f2n v\u00e0 thao t\u00e1c th\u00f4 b\u1ea1o tr\u00ean boong t\u00e0u ngo\u00e0i tr\u1eddi.<\/li>\n<li class=\"py-1 [&amp;&gt;p]:inline\" data-streamdown=\"list-item\"><span class=\"font-semibold\" data-streamdown=\"strong\"><strong>\u00c2m thanh r\u00f5 \u1edf khu v\u1ef1c \u1ed3n \u00e0o<\/strong>:<\/span>\u00a0\u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf cho bu\u1ed3ng m\u00e1y \u1ed3n l\u1edbn, \u0111i\u1ec7n tho\u1ea1i c\u00f3 <span class=\"font-semibold\" data-streamdown=\"strong\">chu\u00f4ng 85+ dB(A)<\/span> m\u1ea1nh v\u00e0 tay nghe ch\u1ecbu l\u1ef1c cao v\u1edbi micr\u00f4 kh\u1eed ti\u1ebfng \u1ed3n, b\u1ea3o \u0111\u1ea3m gi\u1ecdng n\u00f3i \u0111\u01b0\u1ee3c nghe r\u00f5.<\/li>\n<li class=\"py-1 [&amp;&gt;p]:inline\" data-streamdown=\"list-item\"><span class=\"font-semibold\" data-streamdown=\"strong\"><strong>\u0110\u1ed9 tin c\u1eady an to\u00e0n khi c\u00f3 s\u1ef1 c\u1ed1<\/strong>:<\/span>\u00a0\u0110\u01b0\u1ee3c trang b\u1ecb <span class=\"font-semibold\" data-streamdown=\"strong\">b\u1ea3o v\u1ec7 m\u1ea1ch k\u00e9p<\/span> v\u00e0 <span class=\"font-semibold\" data-streamdown=\"strong\">kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ed7i \u0111\u01b0\u1eddng d\u00e2y<\/span>. \u0110i\u1ec7n tho\u1ea1i v\u1eabn ho\u1ea1t \u0111\u1ed9ng ngay c\u1ea3 khi x\u1ea3y ra \u0111\u1ee9t c\u00e1p nh\u1ecf ho\u1eb7c ng\u1eafn m\u1ea1ch, \u0111\u1ed3ng th\u1eddi t\u1ef1 \u0111\u1ed9ng b\u00e1o l\u1ed7i v\u1ec1 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u \u0111\u1ed9 c\u1ee7a t\u00e0u \u0111\u1ec3 s\u1eeda ch\u1eefa nhanh ch\u00f3ng.<\/li>\n<li class=\"py-1 [&amp;&gt;p]:inline\" data-streamdown=\"list-item\"><span class=\"font-semibold\" data-streamdown=\"strong\"><strong>L\u1eafp \u0111\u1eb7t v\u00e1ch ng\u0103n \u0111\u01a1n gi\u1ea3n<\/strong>:<\/span>\u00a0Thi\u1ebft k\u1ebf g\u1eafn t\u01b0\u1eddng s\u1eed d\u1ee5ng \u0111\u1ea7u n\u1ed1i v\u00edt RJ11 ch\u1eafc ch\u1eafn, ch\u1ecbu \u0111\u01b0\u1ee3c rung \u0111\u1ed9ng c\u1ee7a t\u00e0u. \u0110i\u1ec7n tho\u1ea1i ho\u00e0n to\u00e0n <span class=\"font-semibold\" data-streamdown=\"strong\">l\u1ea5y ngu\u1ed3n t\u1eeb \u0111\u01b0\u1eddng d\u00e2y<\/span>, kh\u00f4ng c\u1ea7n ngu\u1ed3n \u0111i\u1ec7n b\u00ean ngo\u00e0i.<\/li>\n<li class=\"py-1 [&amp;&gt;p]:inline\" data-streamdown=\"list-item\"><span class=\"font-semibold\" data-streamdown=\"strong\"><strong>B\u1ea3o tr\u00ec v\u00e0 tu\u00e2n th\u1ee7<\/strong>:<\/span>\u00a0\u0110\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn \u0111\u1ea7y \u0111\u1ee7 theo ti\u00eau chu\u1ea9n <strong><span class=\"font-semibold\" data-streamdown=\"strong\">CE, FCC, RoHS v\u00e0 ISO9001<\/span>\u00a0<\/strong>. \u0110\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1eb1ng ph\u1ee5 t\u00f9ng t\u1ef1 s\u1ea3n xu\u1ea5t \u0111\u1ec3 b\u1ea3o tr\u00ec \u0111\u1ed9i t\u00e0u nhanh ch\u00f3ng; c\u00f3 m\u00e0u t\u00f9y ch\u1ec9nh nh\u1eb1m \u0111\u00e1p \u1ee9ng quy \u0111\u1ecbnh an to\u00e0n h\u00e0ng h\u1ea3i.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u0110i\u1ec7n tho\u1ea1i h\u00e0ng h\u1ea3i an to\u00e0n n\u1ed9i t\u1ea1i JWAT304 l\u00e0 thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i li\u00ean l\u1ea1c ch\u1ed1ng n\u1ed5 hi\u1ec7u su\u1ea5t cao, \u0111\u00e1ng tin c\u1eady. \u0110\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1eb1ng c\u00f4ng ngh\u1ec7 gi\u1ea3m ti\u1ebfng \u1ed3n \u0111i\u1ec7n t\u1eed v\u00e0 k\u1ef9 thu\u1eadt s\u1ed1 ti\u00ean ti\u1ebfn, s\u1ea3n ph\u1ea9m t\u1eadn d\u1ee5ng kinh nghi\u1ec7m s\u00e2u r\u1ed9ng c\u1ee7a c\u00f4ng ty ch\u00fang t\u00f4i trong c\u00e1c h\u1ec7 th\u1ed1ng li\u00ean l\u1ea1c \u0111i\u1ec1u \u0111\u1ed9 c\u00f4ng nghi\u1ec7p. Thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i li\u1ec1n m\u1ea1ch v\u1edbi nhi\u1ec1u t\u1ed5ng \u0111\u00e0i ho\u1eb7c m\u00e1y ch\u1ee7 \u0111i\u1ec1u \u0111\u1ed9 hi\u1ec7n c\u00f3, t\u1ea1o n\u00ean h\u1ec7 th\u1ed1ng li\u00ean l\u1ea1c ch\u1ed1ng n\u1ed5 b\u1ec1n ch\u1eafc, l\u00fd t\u01b0\u1edfng cho m\u00f4i tr\u01b0\u1eddng h\u00e0ng h\u1ea3i.<\/p>\n","protected":false},"featured_media":22979,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_seopress_titles_title":"\u0110i\u1ec7n tho\u1ea1i h\u00e0ng h\u1ea3i hai m\u1ea1ch d\u00f9ng ngo\u00e0i tr\u1eddi JWAT304 - Joiwo","_seopress_titles_desc":"\u0110i\u1ec7n tho\u1ea1i h\u00e0ng h\u1ea3i JWAT304 c\u00f3 \u0111\u1ed9 tin c\u1eady cao v\u00e0 gi\u1ea3m ti\u1ebfng \u1ed3n, h\u1ed7 tr\u1ee3 li\u00ean l\u1ea1c an to\u00e0n, hi\u1ec7u qu\u1ea3 trong m\u00f4i tr\u01b0\u1eddng ngo\u00e0i kh\u01a1i, c\u00f4ng nghi\u1ec7p v\u00e0 nguy hi\u1ec3m.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"both","_seopress_redirections_param":"","_seopress_redirections_type":301,"_seopress_analysis_target_kw":"","_seopress_news_disabled":"","_seopress_video_disabled":"","_seopress_video":[],"_seopress_pro_schemas_manual":[],"_seopress_pro_rich_snippets_disable_all":"","_seopress_pro_rich_snippets_disable":[],"_seopress_pro_schemas":[],"iawp_total_views":279},"product_brand":[],"product_cat":[816,814],"product_tag":[],"class_list":["post-22978","product","type-product","status-publish","has-post-thumbnail","product_cat-dual-circuit-mining-telephone","product_cat-mining-safety-standard-products","first","instock","shipping-taxable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/joiwo.com\/vi\/wp-json\/wp\/v2\/product\/22978","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/joiwo.com\/vi\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/joiwo.com\/vi\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/joiwo.com\/vi\/wp-json\/wp\/v2\/comments?post=22978"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/joiwo.com\/vi\/wp-json\/wp\/v2\/media\/22979"}],"wp:attachment":[{"href":"https:\/\/joiwo.com\/vi\/wp-json\/wp\/v2\/media?parent=22978"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/joiwo.com\/vi\/wp-json\/wp\/v2\/product_brand?post=22978"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/joiwo.com\/vi\/wp-json\/wp\/v2\/product_cat?post=22978"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/joiwo.com\/vi\/wp-json\/wp\/v2\/product_tag?post=22978"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}