{"product_id":"fosi-audio-gr70-真空管前級耳擴-香港行貨-2年保養","title":"Fosi Audio GR70 真空管前級耳擴【香港行貨，2年保養】","description":"\u003ch3\u003e\u003ciframe width=\"1400\" height=\"736\" src=\"https:\/\/www.youtube.com\/embed\/25h9wNq66Ic?si=OGJ-h961pme_Nbks\" title=\"YouTube video player\" data-src=\"https:\/\/www.youtube.com\/embed\/25h9wNq66Ic?si=OGJ-h961pme_Nbks\" class=\"sl-lazyloaded\"\u003e\u003c\/iframe\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cspan\u003e純電子管放大，可調阻抗及低音和高音控制\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cspan\u003e二合一耳機和前級放大器\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cspan\u003e支援16–300Ω耳機阻抗\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cspan\u003e產品特色\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e甲類純電子管放大器，膽前級耳放，工作電壓高達90V\u003c\/li\u003e\n\u003cli\u003e配備了5654W和6Ж4兩對電子管用以放大，提供充足的功率，您也可以更換電子管以獲取不同的聲音，同時也增加了可玩性\u003c\/li\u003e\n\u003cli\u003e配備3.5和6.35耳機輸出口，滿足不同的耳機需求\u003c\/li\u003e\n\u003cli\u003e配備了高低阻抗切換開關，可以選擇低阻模式推16Ω-120Ω的耳機，選擇高阻模式推120Ω-300Ω的耳機。\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cimg src=\"https:\/\/img.shoplineapp.com\/media\/image_clips\/6a3a030b6df67f1ba3608aa4\/original.png?1782186762=\u0026amp;owner_id=5e0f02db92f5c9002a548b4a\" alt=\"\" data-src=\"https:\/\/img.shoplineapp.com\/media\/image_clips\/6a3a030b6df67f1ba3608aa4\/original.png?1782186762=\u0026amp;owner_id=5e0f02db92f5c9002a548b4a\" class=\"sl-lazyloaded\"\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cimg src=\"https:\/\/img.shoplineapp.com\/media\/image_clips\/6a3a0314860147ba1f2ec768\/original.png?1782186772=\u0026amp;owner_id=5e0f02db92f5c9002a548b4a\" alt=\"\" data-src=\"https:\/\/img.shoplineapp.com\/media\/image_clips\/6a3a0314860147ba1f2ec768\/original.png?1782186772=\u0026amp;owner_id=5e0f02db92f5c9002a548b4a\" class=\"sl-lazyloaded\"\u003e\u003c\/h3\u003e\n\u003ch3\u003e(真空管圖片僅供參考，廠商有機會會在沒有任何提前通知的情況下更改產品的某些功能\/顏色\/包裝\/產地，敬請留意。)\u003c\/h3\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cimg src=\"https:\/\/img.shoplineapp.com\/media\/image_clips\/6a3a0336b0a4ee822520d6c2\/original.png?1782186805=\u0026amp;owner_id=5e0f02db92f5c9002a548b4a\" alt=\"\" data-src=\"https:\/\/img.shoplineapp.com\/media\/image_clips\/6a3a0336b0a4ee822520d6c2\/original.png?1782186805=\u0026amp;owner_id=5e0f02db92f5c9002a548b4a\" class=\"sl-lazyloaded\"\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cimg src=\"https:\/\/img.shoplineapp.com\/media\/image_clips\/6a3a034bb3e3e626f751f677\/original.png?1782186827=\u0026amp;owner_id=5e0f02db92f5c9002a548b4a\" alt=\"\" data-src=\"https:\/\/img.shoplineapp.com\/media\/image_clips\/6a3a034bb3e3e626f751f677\/original.png?1782186827=\u0026amp;owner_id=5e0f02db92f5c9002a548b4a\" class=\"sl-lazyloaded\"\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cimg src=\"https:\/\/img.shoplineapp.com\/media\/image_clips\/6a3a03687f9f7ca400481620\/original.png?1782186856=\u0026amp;owner_id=5e0f02db92f5c9002a548b4a\" alt=\"\" data-src=\"https:\/\/img.shoplineapp.com\/media\/image_clips\/6a3a03687f9f7ca400481620\/original.png?1782186856=\u0026amp;owner_id=5e0f02db92f5c9002a548b4a\" class=\"sl-lazyloaded\"\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cimg src=\"https:\/\/img.shoplineapp.com\/media\/image_clips\/6a3a03709fbae429b7d91864\/original.png?1782186863=\u0026amp;owner_id=5e0f02db92f5c9002a548b4a\" alt=\"\" data-src=\"https:\/\/img.shoplineapp.com\/media\/image_clips\/6a3a03709fbae429b7d91864\/original.png?1782186863=\u0026amp;owner_id=5e0f02db92f5c9002a548b4a\" class=\"sl-lazyloaded\"\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cimg src=\"https:\/\/img.shoplineapp.com\/media\/image_clips\/6a3a03777f9f7c9674481a47\/original.png?1782186870=\u0026amp;owner_id=5e0f02db92f5c9002a548b4a\" alt=\"\" data-src=\"https:\/\/img.shoplineapp.com\/media\/image_clips\/6a3a03777f9f7c9674481a47\/original.png?1782186870=\u0026amp;owner_id=5e0f02db92f5c9002a548b4a\" class=\"sl-lazyloaded\"\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cspan\u003e產品規格\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3\u003e純電子管放大，可調阻抗及低音和高音控制\u003c\/h3\u003e\n\u003ch3\u003e二合一耳機和前級放大器\u003c\/h3\u003e\n\u003ch3\u003e支援16–300Ω耳機阻抗\u003c\/h3\u003e\n\u003ch3\u003e產品型號 : GR70\u003c\/h3\u003e\n\u003ch3\u003e高低音調節 : 支持\u003c\/h3\u003e\n\u003ch3\u003e信號輸入模式  : RCA\u003c\/h3\u003e\n\u003ch3\u003e輸出 : 3.5mm耳機＋6.35mm耳機＋RCA全頻信號輸出\u003c\/h3\u003e\n\u003ch3\u003e額定輸出功率  : 32ohm低增益:67mW     高增益：830mW  \u003c\/h3\u003e\n\u003ch3\u003e輸入電壓電流 : 12V 3A\u003c\/h3\u003e\n\u003ch3\u003e信噪比 : ≥97dB\u003c\/h3\u003e\n\u003ch3\u003e頻率響應 : 20HZ-20KHZ(±1dB)\u003c\/h3\u003e\n\u003ch3\u003e動態範圍 : 97dB\u003c\/h3\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":53368791302441,"sku":null,"price":1418.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/5831\/3769\/files\/800x_2d72653a-a0f9-4b36-8b2b-4ee063823a46.webp?v=1785055405","url":"https:\/\/gotech.com.hk\/products\/fosi-audio-gr70-%e7%9c%9f%e7%a9%ba%e7%ae%a1%e5%89%8d%e7%b4%9a%e8%80%b3%e6%93%b4-%e9%a6%99%e6%b8%af%e8%a1%8c%e8%b2%a8-2%e5%b9%b4%e4%bf%9d%e9%a4%8a","provider":"Go Tech","version":"1.0","type":"link"}