{"product_id":"hifi-headphone-amplifier-portable-hifi-earphone-amp-with-bass-volume-control-for-mp3-mp4-phones-digital-player-durable","title":"HIFI headphone amplifier Portable Hifi Earphone Amp With Bass Volume Control For MP3\/MP4\/Phones\/Digital Player Durable","description":"\u003ch1\u003e\u003cstrong\u003eProduct Introduction: \u003c\/strong\u003e\u003c\/h1\u003e\u003cdiv\u003eThis is built-in battery portable HIFI headphone amplifier,which\u003c\/div\u003e\u003cdiv\u003esupport charging and adjusting volume and bass.Using 3.5mm cable\u003c\/div\u003e\u003cdiv\u003econnect it to your PC,smartphone and game console, etc.it used to\u003c\/div\u003e\u003cdiv\u003eimprove the volume and sound quality of headphones.\u003c\/div\u003e\u003ch1\u003e\u003cstrong\u003eProduct Features: \u003c\/strong\u003e\u003c\/h1\u003e\u003cul\u003e\n\u003cli\u003e\u003cdiv\u003eBuilt-in high capacity battery\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003eSupport charging over voltage protection\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003eSupport 16~600 Ω impedance earphone\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003eSupport output volume adjustment and bass adjustment\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003eSupport one 3.5mm headphone port and one 3.5mm input port\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003eType-c port for charging\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003eAluminum alloy material, full of texture\u003c\/div\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch1\u003e\u003cstrong\u003eProduct Specifications:\u003c\/strong\u003e\u003c\/h1\u003e\u003cdiv\u003eInput port.......................................................................3.5mm（TRS）\u003c\/div\u003e\u003cdiv\u003eHeadphone port............................................................3.5mm（TRS）\u003c\/div\u003e\u003cdiv\u003eCharging port............................................................................Type-c\u003c\/div\u003e\u003cdiv\u003eBuilt-in battery................................................................3.7V\/1400mA\u003c\/div\u003e\u003cdiv\u003eCharging voltage................................................................5V\/500mA\u003c\/div\u003e\u003cdiv\u003eStandby power...........................................................................12mA\u003c\/div\u003e\u003cdiv\u003eMaximum working current..........................................................55mA\u003c\/div\u003e\u003cdiv\u003eDuration..............................................................................≥24 hours\u003c\/div\u003e\u003cdiv\u003e16Ωheaphone power ................................................................48mW\u003c\/div\u003e\u003cdiv\u003e32Ωheaphone power.................................................................62mW\u003c\/div\u003e\u003cdiv\u003e150Ωheaphone power...............................................................30mW\u003c\/div\u003e\u003cdiv\u003e300Ωheaphone power...............................................................18mW\u003c\/div\u003e\u003cdiv\u003e600Ωheaphone power...............................................................10mW\u003c\/div\u003e\u003cdiv\u003eMaximum output Vp-p..............................................................8.2Vp-p\u003c\/div\u003e\u003cdiv\u003eTHD............................................................................................0.02%\u003c\/div\u003e\u003cdiv\u003e- 1 -Signal to noise ratio...................................................................100db\u003c\/div\u003e\u003cdiv\u003eFrequency response......................................................20hz～20Khz\u003c\/div\u003e\u003cdiv\u003eCross talk...................................................................................100db\u003c\/div\u003e\u003cdiv\u003eSound balance............................................................................0.3db\u003c\/div\u003e\u003cdiv\u003eBare size..............................................................104.5x63.5x16.5mm\u003c\/div\u003e\u003cdiv\u003eBare weight...............................................................................152.5g\u003c\/div\u003e\u003cdiv\u003eWorking environment temperature...................................-20 to +60℃\u003c\/div\u003e\u003cdiv\u003eShell material...............................................................Aluminum Alloy\u003c\/div\u003e\u003ch1\u003e\u003cstrong\u003ePackage Content:\u003c\/strong\u003e\u003c\/h1\u003e\u003cdiv\u003e1.HIFI Headphone Amplifier........................................................1 pcs\u003c\/div\u003e\u003cdiv\u003e2.3.5mm audio cable...................................................................1 pcs\u003c\/div\u003e\u003cdiv\u003e3.Charging cable.........................................................................1 pcs\u003c\/div\u003e\u003cdiv\u003e4.User Manual.............................................................................1 pcs\u003c\/div\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"dropship-description-images\" style=\"margin-top:24px;display:grid;gap:16px;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0902\/5142\/7874\/files\/Sb55dccf1db1b459a95f49d7f16bffdb0b.webp?v=1791250507\" loading=\"lazy\" style=\"display:block;width:100%;max-width:900px;height:auto;margin:0 auto;\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0902\/5142\/7874\/files\/Sb62643f5b2c649f6aff5b010f098b345p.webp?v=1791250507\" loading=\"lazy\" style=\"display:block;width:100%;max-width:900px;height:auto;margin:0 auto;\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0902\/5142\/7874\/files\/Se519e5f2c2224f7a94065bdb80c38b35o.webp?v=1791250507\" loading=\"lazy\" style=\"display:block;width:100%;max-width:900px;height:auto;margin:0 auto;\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0902\/5142\/7874\/files\/Sa4f9775ac7e4408fbcc825cca1e60855H.webp?v=1791250507\" loading=\"lazy\" style=\"display:block;width:100%;max-width:900px;height:auto;margin:0 auto;\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0902\/5142\/7874\/files\/S9f8ee9fd3ae94a3aae69ddf8681283ffS.webp?v=1791250507\" loading=\"lazy\" style=\"display:block;width:100%;max-width:900px;height:auto;margin:0 auto;\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0902\/5142\/7874\/files\/S8f87949d5e4241cc845ba986a59216deI.webp?v=1791250507\" loading=\"lazy\" style=\"display:block;width:100%;max-width:900px;height:auto;margin:0 auto;\" alt=\"\"\u003e\n\u003c\/div\u003e","brand":"Pin \u0026 Tumbler","offers":[{"title":"Default Title","offer_id":67819188027426,"sku":"ALI-1005008482582288-12000045342728453","price":87.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0902\/5142\/7874\/files\/Sb55dccf1db1b459a95f49d7f16bffdb0b.webp?v=1791250507","url":"https:\/\/pinandtumblr.com\/products\/hifi-headphone-amplifier-portable-hifi-earphone-amp-with-bass-volume-control-for-mp3-mp4-phones-digital-player-durable","provider":"Pin and Tumbler","version":"1.0","type":"link"}