{"id":2366,"date":"2020-12-10T23:22:29","date_gmt":"2020-12-10T15:22:29","guid":{"rendered":"https:\/\/www.aoyint.com\/?p=2366"},"modified":"2024-02-23T14:43:39","modified_gmt":"2024-02-23T06:43:39","slug":"mr280manual","status":"publish","type":"post","link":"https:\/\/www.aoyint.com\/english\/mr280manual.html","title":{"rendered":"MR280 Bluetooth 5.0 Audio Receive &#038; Decoder Manual"},"content":{"rendered":"<p><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"0\">MR280 is a device that has Bluetooth on the playback end, such as: mobile phone Bluetooth transmission to MR280, MR280 device uses the corresponding audio cable to connect with your power amplifier or active speaker or wired headset, and connect the active speaker or power amplifier or wired headset without Bluetooth<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"1\">The headset is upgraded to a wireless Bluetooth connection to transmit audio.<\/span><\/p>\n<p><img src=\"https:\/\/ae01.alicdn.com\/kf\/S850ae2433d0b4e97b4bcc0f450c562a0U.jpg\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>Features<\/p>\n<ul>\n<li><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"0\">Bluetooth chip: QCC5125<\/span><\/li>\n<li><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"2\">Decoding chip: ES9018K2M<\/span><\/li>\n<li><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"4\">Bluetooth protocol: LDAC\/AptX adaptive\/AptX-HD\/Aptx-LL\/Aptx\/AAC\/SBC<\/span><\/li>\n<li><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"6\">Bluetooth sampling rate: 44.1khz\/48khz\/96khz (the highest)<\/span><\/li>\n<li><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"8\">Bluetooth sampling bits: 16bit\/24bit (the highest)<\/span><\/li>\n<li><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"10\">Bluetooth version: version 5.1<\/span><\/li>\n<li><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"12\">Transmission distance: 20 meters in the open without interference<\/span><\/li>\n<li><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"14\">Op amp chip: TI LM4562 (factory default), users can replace and upgrade by themselves<\/span><\/li>\n<li><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"16\">Input interface: Bluetooth receiving antenna<\/span><\/li>\n<li><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"18\">Output interface: optical fiber + coaxial + RCA + 3.5mm headphone jack, all interfaces output sound at the same time<\/span><\/li>\n<li><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"20\">Power supply voltage: DC 9V or 12V\/1A<\/span><\/li>\n<li><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"22\">Product size: 98*88*33mm<\/span><\/li>\n<li><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"24\">Product weight: 0.2kg<\/span><\/li>\n<\/ul>\n<p><strong>Interface panel diagram:<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><img src=\"https:\/\/ae04.alicdn.com\/kf\/Hc3625c62ba2c4e43b43e21f42c18f56fT.jpg\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h2 style=\"text-align: left;\"><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"0\">Instructions<\/span><\/h2>\n<h2 style=\"text-align: left;\"><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"2\">1.After the power is connected, the power switch on the front panel must be turned up to turn on the machine.After the power is turned on, the power indicator (PWR) is red and steady, and the Bluetooth indicator (BT) is blue and flashing quickly.<\/span><\/h2>\n<h2 style=\"text-align: left;\"><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"4\">2. The name of the Bluetooth device is:\u00a0 MR280.<\/span><\/h2>\n<h2 style=\"text-align: left;\"><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"6\">3. Description of the status of the Bluetooth indicator (BT): Fast flashing: Standby not connected. Slow flashing: After pairing and connecting but not playing. The breathing light flashes slowly or normally off: After pairing and connecting and is playing<\/span><\/h2>\n<h2 style=\"text-align: left;\"><span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"8\">4. If you want to use advanced protocols such as aptx or LDAC, you must first confirm whether the phone supports it. Android phones first enter &#8220;Settings&#8221;, find the &#8220;Developer Options&#8221; mode, and enter the drop-down to view the support status of the phone.<\/span> <span class=\"JLqJ4b ChMk0b\" data-language-for-alternatives=\"en\" data-language-to-translate-into=\"zh-CN\" data-phrase-index=\"9\">Click &#8220;Bluetooth Audio Decoder&#8221; to select. If you want to select a sampling rate, click &#8220;Bluetooth Audio Sampling Rate&#8221; to select. To select the number of sampling bits, click &#8220;Bluetooth Audio Sample Quantization Bits&#8221; to select.<\/span><\/h2>\n<p><img src=\"https:\/\/ae04.alicdn.com\/kf\/H61f366a0b99b4bddb5d57f560f8305fdD.jpg\" \/><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>MR280 is a device that has Bluetooth on the playback end, such as: mobile phone Bluetooth transmission to MR280, MR280 device uses the corresponding audio cable to connect with your power amplifier or active speaker or wired headset, and connect the active speaker or power amplifier or wired headset without Bluetooth The headset is upgraded [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2370,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[21,112,115,23],"tags":[],"_links":{"self":[{"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/posts\/2366"}],"collection":[{"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/comments?post=2366"}],"version-history":[{"count":8,"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/posts\/2366\/revisions"}],"predecessor-version":[{"id":4354,"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/posts\/2366\/revisions\/4354"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/media\/2370"}],"wp:attachment":[{"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/media?parent=2366"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/categories?post=2366"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.aoyint.com\/english\/wp-json\/wp\/v2\/tags?post=2366"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}