{"product_id":"fosi-audio-p3","title":"Fosi Audio P3 Tube Preamp \u0026 Headphone Amp — Bluetooth 5.1 aptX HD, 12V PSU","description":"\u003cp class=\"tp-summary\"\u003eThe Fosi Audio P3 is a tube preamplifier and headphone amp with two 5654W tubes, Bluetooth 5.1 (Qualcomm QCC3031 with aptX HD and aptX LL), an RCA input and RCA, AUX and 3.5mm headphone outputs. It suits adding a tube stage and wireless streaming in front of a power amp or powered speakers.\u003c\/p\u003e\n\u003ch2\u003eWho the Fosi Audio P3 is for\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdding tubes to a system:\u003c\/strong\u003e Two 5654W tubes run at up to 54V, per Fosi, between your source and a power amp or powered speakers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWireless streaming:\u003c\/strong\u003e A Qualcomm QCC3031 Bluetooth 5.1 chip supports aptX HD and aptX LL, with latency as low as 40ms, per Fosi.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2.1 setups:\u003c\/strong\u003e The RCA and AUX outputs work at the same time, so one can feed an amp or powered speakers and the other a powered subwoofer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone listening:\u003c\/strong\u003e The 3.5mm jack drives 16–300Ω headphones with 150mW @ 32Ω; plugging in mutes the RCA and AUX outputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSkip it if:\u003c\/strong\u003e You need a digital input; the P3 takes Bluetooth and RCA only, so USB, optical or coaxial sources need a separate DAC.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFosi Audio P3 key specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Tube preamp and headphone amp with 2 × 5654W tubes, replaceable with 6J1, 6J4, 6AK5 and similar 7-pin types\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth:\u003c\/strong\u003e 5.1, Qualcomm QCC3031; SBC, AAC, aptX, aptX HD, aptX LL; ≥10m range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInputs:\u003c\/strong\u003e Bluetooth, RCA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutputs:\u003c\/strong\u003e RCA, AUX out, 3.5mm headphone (headphones mute RCA and AUX)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone power:\u003c\/strong\u003e 250mW @ 16Ω, 150mW @ 32Ω, 32mW @ 250Ω, 20mW @ 300Ω (16–300Ω)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTone controls:\u003c\/strong\u003e Treble ±6dB, bass ±12dB, center detents\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSNR \/ THD:\u003c\/strong\u003e ≥103dB \/ ≤0.02%; crosstalk 95dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency response:\u003c\/strong\u003e 20Hz–20kHz (±1dB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 12V\/1.5A adapter included; accepts DC 12V\/1.5A–3A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn the box:\u003c\/strong\u003e P3 preamp, 2 × 5654W tubes, Bluetooth antenna, 12V\/1.5A power supply, user manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"tp-trust\"\u003eGenuine Fosi Audio stock. Free shipping on every order, 45-day returns.\u003c\/p\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":46347587584135,"sku":"Fosi Audio P3 12V","price":83.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/5833\/0247\/files\/12900917742.jpg?v=1793194147","url":"https:\/\/tonepier.com\/products\/fosi-audio-p3","provider":"TonePier","version":"1.0","type":"link"}