{"id":20068,"date":"2026-08-25T18:22:42","date_gmt":"2026-08-25T10:22:42","guid":{"rendered":"https:\/\/www.lansitec.com\/?post_type=docs&#038;p=20068"},"modified":"2026-08-26T12:36:31","modified_gmt":"2026-08-26T04:36:31","password":"","slug":"how-lansitec-bluetooth-beacon-tag-sticker-communicate","status":"publish","type":"docs","link":"https:\/\/www.lansitec.com\/pt\/docs\/bluetooth-beacons-documentation\/bluetooth-beacons-user-manuals\/como-se-comunica-o-adesivo-de-beacon-bluetooth-da-lansitec\/","title":{"rendered":"Como os beacons\/tags\/adesivos Bluetooth da Lansitec se comunicam"},"content":{"rendered":"<p class=\"wp-block-paragraph\">A common misunderstanding is that a Lansitec Bluetooth sticker actively connects to random Bluetooth devices and uses them to transmit its location. This is not the case.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bluetooth communication works in different modes: devices can <strong>advertise (broadcast data)<\/strong>, <strong>receive (scan for data)<\/strong>, or remain <strong>inactive (silent)<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Initial Configuration (Bidirectional Communication)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">When the sticker is first powered on, it enters a short configuration window (approximately the first 3 minutes). During this period:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The sticker <strong>both advertises and receives<\/strong>\u00a0data.<\/li>\n\n\n\n<li>It can be <strong>connected to by a Bluetooth device<\/strong>\u00a0(typically a <a href=\"https:\/\/www.lansitec.com\/es\/blogs\/que-es-una-puerta-de-enlace-bluetooth-como-funciona\/\">Gateway Bluetooth<\/a>, Bluetooth bridge or smartphone).<\/li>\n\n\n\n<li>Configuration is done via apps such as <em>Azul claro<\/em>\u00a0or any app that supports iBeacon.<\/li>\n\n\n\n<li>A password is required for secure setup.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">This stage is <strong>bidirectional communication<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Beacon\/tag\/Sticker \u2192 Bluetooth device<\/li>\n\n\n\n<li>Bluetooth device \u2192 Beacon\/tag\/Sticker<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Normal Operation (Broadcast Only)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">After the initial configuration period, the sticker switches to a power-saving mode:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>It <strong>only advertises (broadcasts)<\/strong>\u00a0dados<\/li>\n\n\n\n<li>It <strong>no longer receives<\/strong>\u00a0any incoming Bluetooth messages<\/li>\n\n\n\n<li>This significantly reduces battery consumption<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">At this point, communication becomes <strong>unidirectional<\/strong>:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sticker \u2192 Bluetooth device<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The sticker continuously broadcasts iBeacon messages at defined intervals. These messages include identifiers such as:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID<\/mark><\/strong>\u00a0(used to filter relevant devices)<\/li>\n\n\n\n<li><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-neve-link-color-color\">Major and Minor values<\/mark><\/strong>\u00a0(used to uniquely distinguish individual stickers)<\/li>\n\n\n\n<li><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-1-color\">Battery level and signal information<\/mark><\/strong><\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Deslocamento de bytes<\/strong><\/td><td><strong>Valor padr\u00e3o<\/strong><\/td><td><strong>Descri\u00e7\u00e3o<\/strong><\/td><td><strong>Propriedades<\/strong><\/td><\/tr><tr><td>0<strong><\/strong><\/td><td>0x02<\/td><td>Comprimento dos dados \u2013 2 bytes<\/td><td>Pre\u00e2mbulo constante<\/td><\/tr><tr><td>1<\/td><td>0x01<\/td><td>Tipo de dados \u2013 sinalizadores<\/td><td>Pre\u00e2mbulo constante<\/td><\/tr><tr><td>2<\/td><td>0x06<\/td><td>Bandeira LE e BR\/EDR<\/td><td>Pre\u00e2mbulo constante<\/td><\/tr><tr><td>3<\/td><td>0x1A<\/td><td>Comprimento dos dados \u2013 26 bytes<\/td><td>Pre\u00e2mbulo constante<\/td><\/tr><tr><td>4<\/td><td>0xFF<\/td><td>Tipo de dados \u2013 Dados espec\u00edficos do fabricante<\/td><td>Pre\u00e2mbulo constante<\/td><\/tr><tr><td>5<\/td><td>0x4C<\/td><td>Dados do fabricante<\/td><td>Pre\u00e2mbulo constante<\/td><\/tr><tr><td>6<\/td><td>0x00<\/td><td>Dados do fabricante<\/td><td>Pre\u00e2mbulo constante<\/td><\/tr><tr><td>7<\/td><td>0x02<\/td><td>Dados do fabricante<\/td><td>Pre\u00e2mbulo constante<\/td><\/tr><tr><td>8<\/td><td>0x15<\/td><td>Dados do fabricante<\/td><td>Pre\u00e2mbulo constante<\/td><\/tr><tr><td>9<a><\/a><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">0xF2<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID de proximidade 1\u00ba byte<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID do usu\u00e1rio<\/mark><\/td><\/tr><tr><td>10<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">0xA5<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID de proximidade 2\u00ba byte<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID do usu\u00e1rio<\/mark><\/td><\/tr><tr><td>11<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">0x2D<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID de proximidade 3\u00ba byte<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID do usu\u00e1rio<\/mark><\/td><\/tr><tr><td>12<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">0x43<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID de proximidade 4\u00ba byte<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID do usu\u00e1rio<\/mark><\/td><\/tr><tr><td>13<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">0xE0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID de proximidade 5\u00ba byte<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID do usu\u00e1rio<\/mark><\/td><\/tr><tr><td>14<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">0xAB<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID de proximidade 6\u00ba byte<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID do usu\u00e1rio<\/mark><\/td><\/tr><tr><td>15<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">0x48<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID de proximidade 7\u00ba byte<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID do usu\u00e1rio<\/mark><\/td><\/tr><tr><td>16<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">0x9C<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID de proximidade 8\u00ba byte<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID do usu\u00e1rio<\/mark><\/td><\/tr><tr><td>17<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">0xB6<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID de proximidade 9\u00ba byte<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID do usu\u00e1rio<\/mark><\/td><\/tr><tr><td>18<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">0x4C<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID de proximidade 10\u00ba byte<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID do usu\u00e1rio<\/mark><\/td><\/tr><tr><td>19<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">0x4A<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID de proximidade 11\u00ba byte<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID do usu\u00e1rio<\/mark><\/td><\/tr><tr><td>20<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">0x83<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID de proximidade 12\u00ba byte<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID do usu\u00e1rio<\/mark><\/td><\/tr><tr><td>21<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">0x00<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID de proximidade 13\u00ba byte<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID do usu\u00e1rio<\/mark><\/td><\/tr><tr><td>22<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">0x14<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID de proximidade 14\u00ba byte<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID do usu\u00e1rio<\/mark><\/td><\/tr><tr><td>23<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">0x67<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID de proximidade 15\u00ba byte<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID do usu\u00e1rio<\/mark><\/td><\/tr><tr><td>24<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">0x20<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID de proximidade 16\u00ba byte<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-2-color\">UUID do usu\u00e1rio<\/mark><\/td><\/tr><tr><td>25<a><\/a><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-neve-link-color-color\">AA<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-neve-link-color-color\">1\u00ba byte principal<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-neve-link-color-color\">Valor principal<\/mark><\/td><\/tr><tr><td>26<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-neve-link-color-color\">BB<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-neve-link-color-color\">2\u00ba byte principal<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-neve-link-color-color\">Valor principal<\/mark><\/td><\/tr><tr><td>27<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-neve-link-color-color\">CC<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-neve-link-color-color\">1\u00ba byte menor<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-neve-link-color-color\">Valor principal<\/mark><\/td><\/tr><tr><td>28<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-neve-link-color-color\">CC<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-neve-link-color-color\">2\u00ba byte menor<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-neve-link-color-color\">Valor principal<\/mark><\/td><\/tr><tr><td>29<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-1-color\">0xB3<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-1-color\">Pot\u00eancia do sinal (SSI calibrado a 1 m)<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-nv-c-1-color\">Valor da pot\u00eancia do sinal<\/mark><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>How Other Devices with the Sticker<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Although the sticker broadcasts its signal openly, this does <strong>n\u00e3o<\/strong>\u00a0mean all nearby devices will process it:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Most Bluetooth devices (phones, laptops, etc.) will <strong>ignore the signal<\/strong>\u00a0unless specifically programmed to look for it<\/li>\n\n\n\n<li>Only devices configured to scan for the sticker\u2019s <strong>UUID<\/strong>\u00a0will process the data<\/li>\n\n\n\n<li>Even then, each sticker is uniquely identified by its <strong>Major and Minor values<\/strong>, allowing precise tracking<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">The sticker does <strong>n\u00e3o<\/strong>\u00a0randomly connect to nearby devices or \u201cuse\u201d them to relay its location. Instead:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>It simply <strong>broadcasts its data.<\/strong><\/li>\n\n\n\n<li>Compatible devices or <a href=\"https:\/\/www.lansitec.com\/es\/puertas-de-enlace\/\">portais<\/a> <strong>choose whether to listen and process it<\/strong><\/li>\n\n\n\n<li>Filtering (via UUID) ensures only relevant devices respond<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">All Lansitec <a href=\"https:\/\/www.lansitec.com\/pt\/portais\/\" data-type=\"page\" data-id=\"6611\">Gateways Bluetooth<\/a> are designed to support this filtering and identification mechanism. Actually, you can filter all Bluetooth data in the 31 bytes package you want and send whatever data you want in the package. For detailed information please refer to the datasheet attached.<\/p>","protected":false},"excerpt":{"rendered":"<p>A common misunderstanding is that a Lansitec Bluetooth sticker actively connects to random Bluetooth devices and uses them to transmit its location. This is not the case. Bluetooth communication works in different modes: devices can advertise (broadcast data), receive (scan for data), or remain inactive (silent). Initial Configuration (Bidirectional Communication) When the sticker is first&hellip;&nbsp;<a href=\"https:\/\/www.lansitec.com\/pt\/docs\/bluetooth-beacons-documentation\/bluetooth-beacons-user-manuals\/como-se-comunica-o-adesivo-de-beacon-bluetooth-da-lansitec\/\" rel=\"bookmark\">Ler mais \u00bb<span class=\"screen-reader-text\">Como os beacons\/tags\/adesivos Bluetooth da Lansitec se comunicam<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","footnotes":""},"doc_category":[292],"doc_tag":[],"class_list":["post-20068","docs","type-docs","status-publish","hentry","doc_category-bluetooth-beacons-user-manuals"],"acf":[],"year_month":"2026-08","word_count":531,"total_views":"1","reactions":{"happy":"0","normal":"0","sad":"0"},"author_info":{"name":"Pam","author_nicename":"admin","author_url":"https:\/\/www.lansitec.com\/pt\/author\/admin\/"},"doc_category_info":[{"term_name":"User Manuals","term_url":"https:\/\/www.lansitec.com\/pt\/doc\/documentacao-de-beacons-bluetooth\/manuais-do-usuario-de-beacons-bluetooth\/"}],"doc_tag_info":[],"knowledge_base_info":[],"knowledge_base_slug":[],"_links":{"self":[{"href":"https:\/\/www.lansitec.com\/pt\/wp-json\/wp\/v2\/docs\/20068","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lansitec.com\/pt\/wp-json\/wp\/v2\/docs"}],"about":[{"href":"https:\/\/www.lansitec.com\/pt\/wp-json\/wp\/v2\/types\/docs"}],"author":[{"embeddable":true,"href":"https:\/\/www.lansitec.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lansitec.com\/pt\/wp-json\/wp\/v2\/comments?post=20068"}],"version-history":[{"count":4,"href":"https:\/\/www.lansitec.com\/pt\/wp-json\/wp\/v2\/docs\/20068\/revisions"}],"predecessor-version":[{"id":20072,"href":"https:\/\/www.lansitec.com\/pt\/wp-json\/wp\/v2\/docs\/20068\/revisions\/20072"}],"wp:attachment":[{"href":"https:\/\/www.lansitec.com\/pt\/wp-json\/wp\/v2\/media?parent=20068"}],"wp:term":[{"taxonomy":"doc_category","embeddable":true,"href":"https:\/\/www.lansitec.com\/pt\/wp-json\/wp\/v2\/doc_category?post=20068"},{"taxonomy":"doc_tag","embeddable":true,"href":"https:\/\/www.lansitec.com\/pt\/wp-json\/wp\/v2\/doc_tag?post=20068"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}