{"product_id":"musehifi-m3-ultra","title":"MUSEHiFi M3 Ultra JAN6418 Vacuum Tube Portable USB-C DAC \u0026 AMP TypeC Decoding Headphone Amplifier","description":"\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e\u003ci\u003eFrequently Asked Questions\u003c\/i\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp align=\"start\"\u003e\u003cstrong\u003eQ: The vacuum tubes of M3U are exposed. Will this affect durability or drop resistance?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv align=\"start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv align=\"start\"\u003e\n\u003cdiv\u003eA: The M3 Ultra adopts an open hollow-out frame structure with reinforced fasteners, and the core vacuum tube area is equipped with buffer protection design.\u003c\/div\u003e\n\u003cdiv\u003eIt has passed multiple rigorous tests as below:\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv align=\"start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cul align=\"start\"\u003e\n\u003cli align=\"left\"\u003e\n\u003cp\u003eMulti-angle free fall test\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli align=\"left\"\u003e\n\u003cp\u003eDrop impact test from desktop height\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli align=\"left\"\u003e\n\u003cp\u003eStructural anti-shock \u0026amp; continuous vibration test\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv align=\"start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv align=\"start\"\u003eConclusion: It features stable and robust structural strength under daily usage scenarios, capable of withstanding regular portable use and accidental drops.\u003c\/div\u003e\n\u003cdiv align=\"start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv align=\"start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv align=\"start\"\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cstrong\u003eQ: Will there be noise when using M3 Ultra portably?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003eA: M3 Ultra is equipped with a triple noise reduction solution:\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv align=\"start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cul align=\"start\"\u003e\n\u003cli align=\"left\"\u003e\n\u003cp\u003eCircuit shock resistance: Suppress up to 98% of circuit vibration noise\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli align=\"left\"\u003e\n\u003cp\u003eAlgorithmic processing: Transient noise suppression efficiency reaches 96%\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli align=\"left\"\u003e\n\u003cp\u003ePhysical structural shock absorption: Reduce microphonics by over 90% during portable use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv align=\"start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv align=\"start\"\u003eNo hum or noise will be generated from the vacuum tubes under daily listening scenarios for comfortable audio experience.\u003cspan\u003e \u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv align=\"start\"\u003e\n\u003cspan\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S1ad6daab0d524d19aae325184bd5caact.jpg\"\u003e\u003c\/span\u003e\n\u003ch3 align=\"center\"\u003e\u003cspan\u003e\u003cstrong\u003eCore Hardware Overview\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv align=\"start\"\u003e\n\u003cdiv\u003eDual JAN6418 tubes, full-balanced circuit, triple shock absorption, hollow window design, and 460\/480mW strong output powe\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sf64928f9297148ba9907bd57253b891at.jpg\"\u003e\n\u003ch3 align=\"center\"\u003e\u003cstrong\u003e\u003cspan\u003eMilitary-Grade Dual JAN6418 Tubes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv align=\"start\"\u003e\n\u003cdiv align=\"left\"\u003eEquipped with two military JAN6418 vacuum tubes.Delivers warm, rich vocal texture with full, immersive sound field for vocal and pop music\u003c\/div\u003e\n\u003cdiv align=\"left\"\u003e\n\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S30f2120498f54ac98448e4348d0916cb8.jpg\"\u003e\n\u003ch3 align=\"center\"\u003e\u003cspan\u003e\u003cstrong\u003eUltra-Low Noise Floor ≤ -115dB\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv align=\"start\"\u003e\n\u003cdiv\u003eExtremely low noise floor eliminates tube hiss and hum. Enjoy pure black background sound without any distracting circuit noise during playback.\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S208616e348e147659c3c8a57ecfae29dY.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3 align=\"center\"\u003e\u003cstrong\u003e\u003cspan\u003eLow Constant Temperature Tube System\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv align=\"start\"\u003e\n\u003cdiv\u003eLong play temperature stable at only 33°C, much cooler than traditional tube gear (45-60°C). Low-power tube design ensures consistent warm tone without overheating\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S8633ec9c2d2b4e8990ec233396f8dc56P.png\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3 align=\"center\"\u003e\u003cspan\u003e\u003cstrong\u003eDual High-Power Output Ports\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv align=\"start\"\u003e\n\u003cdiv align=\"start\"\u003e\n\u003cdiv align=\"center\"\u003e3.5mm single-ended (460mW) + 4.4mm balanced (480mW) output @32Ω. Effortlessly drive sensitive IEMs, planar and high-impedance over-ear headphone\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sdededa187bfc4a5db7c50eac1a393837f.jpg\"\u003e\n\u003cdiv align=\"start\"\u003e\n\u003cdiv align=\"start\"\u003e\n\u003cdiv align=\"center\"\u003e\u003cspan\u003e\u003cstrong\u003eTriple Anti-Vibration Technology\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv align=\"start\"\u003e\n\u003cdiv\u003e3-layer anti-vibration design (circuit + algorithm + physical silicone damping). Effectively suppress tube microphonic vibration to maintain clean pure tube tone anywhere.\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sc01823d8789b4cc693660d87e14ba036e.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3 align=\"center\"\u003e\u003cstrong\u003e\u003cspan\u003eDrop \u0026amp; Vibration Resistant Floating Frame\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv align=\"start\"\u003e\n\u003cdiv\u003eFloating open-frame architecture passes strict drop, shock and vibration tests. Built-in triple anti-vibration system, portable and durable for outdoor travel use\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Seec78db221e34fc1a8017519565fbfc1E.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp align=\"center\"\u003e\u003cspan\u003e\u003cstrong\u003eUltra-Light 55g Portable Body\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003eOnly 55g ultra-light compact metal chassis. Easy to carry for commute, travel, coffee shop and home long-hour listening\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sa5c2755329d74efc9ed0b7d9c50087e0A.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3 align=\"center\"\u003e\u003cspan\u003e\u003cstrong\u003eWide Cross-Device Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv align=\"start\"\u003e\n\u003cdiv\u003ePlug-and-play support for iPhone, Android phones, laptops and desktops. Works flawlessly with all IEMs and over-ear headphones for mobile \u0026amp; desktop Hi-Fi listening\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S916dac10813d40d79bd665822ff42ecd8.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"MUSEHiFi","offers":[{"title":"M3 Ultra","offer_id":67366588121392,"sku":"MUSEHiFi-M3-Ultra","price":109.99,"currency_code":"USD","in_stock":true},{"title":"M3 Ultra Ligh-tning","offer_id":67366588154160,"sku":"MUSEHiFi-M3-Ultra-Lightning","price":114.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0915\/6712\/8880\/files\/S15dd787b40634b8e8e4d1a33136f226d6_1.webp?v=1783999755","url":"https:\/\/aehifi.com\/products\/musehifi-m3-ultra","provider":"AEHIFI SHOP","version":"1.0","type":"link"}