{"product_id":"fosi-audio-mc331-tube-integrated-bluetooth-amp","title":"Fosi Audio MC331 Tube Integrated Bluetooth Amp","description":"\u003cp\u003eThe MC331 supports one analog and four digital input modes, ensuring compatibility with a broad range of audio sources. It also boasts a pre-out port, facilitating easy setup of a 2.1 system. The VU meter and vacuum tubes add a touch of retro flair, delighting audio enthusiasts with both visual and auditory pleasure.\u003c\/p\u003e\n\u003cp\u003eInput: RCA, Bluetooth, USB, Optical, Coaxial\u003cbr\u003eOutput: Passive Speakers Output, Pre-Out, 3.5mm Headphone\u003cbr\u003eOutputSNR≥100dB; THD≤0.03%; Bluetooth Codecs: SBC, AAC\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAll-in-One DAC Amp\/Headphone Amp\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReplace vacuum tubes 6AK5, 6AK5W, 6Zh1P, 6J1\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMini VU Meter: Classic Retro Vibe\u003c\/strong\u003e\u003c\/p\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":48142470349030,"sku":null,"price":130.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/8407\/2678\/files\/Screenshot2026-08-09at3.55.05PM.png?v=1786305314","url":"https:\/\/bringbackanalog.com\/products\/fosi-audio-mc331-tube-integrated-bluetooth-amp","provider":"Bring Back Analog","version":"1.0","type":"link"}