{"product_id":"fosi-audio-gr70-tube-headphone-amp","title":"Fosi Audio GR70 Tube Headphone Amp","description":"\u003ch4\u003eThe Fosi Audio GR70 delivers authentic tube amplification through a dual-stage design featuring 5654W voltage tubes and 6Ж4 power tubes, creating warm, transparent sound with exceptional clarity. Its impedance-switching capability accommodates headphones from 16Ω to 300Ω, while dual headphone outputs (6.35mm and 3.5mm) and RCA connectivity integrate seamlessly into any audio setup. The precision-engineered aluminum chassis houses intuitive controls—volume, bass, treble, and impedance selection—enabling quick optimization for your listening preferences. With 300mW output power and 97dB signal-to-noise ratio, this compact amplifier combines vintage tube character with modern engineering, ideal for discerning listeners seeking enhanced headphone performance and system flexibility.\u003c\/h4\u003e","brand":"Fosi","offers":[{"title":"Default Title","offer_id":47826551472180,"sku":null,"price":199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/7030\/5588\/files\/GR70.webp?v=1779392724","url":"https:\/\/www.theheadphoneshop.com\/products\/fosi-audio-gr70-tube-headphone-amp","provider":"The Headphone Shop","version":"1.0","type":"link"}