--- product_id: 576801869 title: "Fosi Audio P3 Tube Preamp Headphone Amplifier Home Audio Preamplifier Mini Vacuum Pre Amp Receiver with Bluetooth aptX LL HD Bass Treble Tone Controls for HiFi Stereo Active Speakers with RCA AUX Jack" brand: "fosi audio" price: "€ 192.15" currency: EUR in_stock: true category: "Fosi Audio" url: https://www.desertcart.hr/products/576801869-fosi-audio-p3-tube-preamp-headphone-amplifier-home-audio-preamplifier store_origin: HR region: Croatia --- # Bluetooth 5.1 aptX HD/LL 54V True Tube Amplification Bass & Treble Tone Controls Fosi Audio P3 Tube Preamp Headphone Amplifier Home Audio Preamplifier Mini Vacuum Pre Amp Receiver with Bluetooth aptX LL HD Bass Treble Tone Controls for HiFi Stereo Active Speakers with RCA AUX Jack **Brand:** fosi audio **Price:** € 192.15 **Availability:** ✅ In Stock ## Summary > 🎧 Elevate Your Sound Game with Vintage Warmth & Modern Wireless Freedom ## Quick Answers - **What is this?** Fosi Audio P3 Tube Preamp Headphone Amplifier Home Audio Preamplifier Mini Vacuum Pre Amp Receiver with Bluetooth aptX LL HD Bass Treble Tone Controls for HiFi Stereo Active Speakers with RCA AUX Jack by fosi audio - **How much does it cost?** € 192.15 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/576801869-fosi-audio-p3-tube-preamp-headphone-amplifier-home-audio-preamplifier) ## Best For - fosi audio enthusiasts ## Why This Product - Trusted fosi audio brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Warm Analog Vibes:** Experience rich, full-bodied sound with 54V tube amplification that breathes life into every note. - • **Audiophile-Grade Build:** Premium ELNA capacitors and taper A pot deliver pristine sound quality with an impressive 103dB SNR and 95dB crosstalk. - • **Versatile Connectivity:** Connect effortlessly via Bluetooth, RCA, AUX, or 3.5mm headphone jack—perfect for 2.1-channel setups or high-impedance headphones (16Ω-300Ω). - • **Seamless Wireless Audio:** Bluetooth 5.1 with Qualcomm QCC3031 chip ensures crystal-clear, low-latency streaming with aptX HD and LL codecs. - • **Tailored Sound Sculpting:** Precision bass and treble controls with central detents let you fine-tune your audio landscape effortlessly. ## Overview The Fosi Audio P3 is a compact tube preamplifier and headphone amplifier that combines classic vacuum tube warmth with modern Bluetooth 5.1 connectivity. Featuring 54V tube amplification, aptX HD/LL support, and premium audiophile components, it delivers rich, detailed sound with customizable bass and treble controls. Designed for versatile setups, it supports headphones from 16Ω to 300Ω and multiple input/output options, making it a perfect centerpiece for any HiFi stereo or active speaker system. ## Description desertcart.com: Fosi Audio P3 Tube Preamp Headphone Amplifier Home Audio Preamplifier Mini Vacuum Pre Amp Receiver with Bluetooth aptX LL HD Bass Treble Tone Controls for HiFi Stereo Active Speakers with RCA AUX Jack : Electronics ## Features - True Tube Amplification: The preamp circuit elevates the voltage to 54V, ensuring the tubes work to their full potential, delivering a warm and rich experience. The unique preamplification technology delivers pure audio signals, faithfully reproducing crisp high tones, full midrange richness, and deep, rhythmic bass. Important Tips: Remove the copper rings for effortless installation of the tubes on the P3 - Bluetooth 5.1: Equipped with the Qualcomm QCC3031 chip, the P3 preamp guarantees impressive wireless sound quality and low latency, with compatibility for aptX HD and aptX LL codecs formats. Furthermore, the inclusion of a manual reset button prevents accidental connections by others, enhancing connection reliability - Versatile Connectivities: The P3 provides Bluetooth/RCA inputs and RCA/AUX OUT/3.5mm headphone outputs. It can help create a 2.1-channel audio system by connecting active speakers/an amplifier and a subwoofer. As a headphone amplifier, it supports headphones with impedance ranging from 16Ω to 300Ω - Premium Components: It utilizes ELNA audiophile-grade capacitors and taper A pot. The bass and treble controls boast central detents for tone-defeating. With an SNR of up to 103dB and a crosstalk of 95dB, it helps form a HiFi audio system when paired with the V3 amplifier of the same series - What You'll Get: Fosi Audio P3 Tube Preamplifier x1, User Manual x1, 5654W Vacuum Tube x2, 12V/1.5A Power Supply x1 ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CJBKWF43 | | Best Sellers Rank | #36,004 in Electronics ( See Top 100 in Electronics ) #19 in Audio Component Preamplifiers | | Brand Name | Fosi Audio | | Customer Reviews | 4.5 4.5 out of 5 stars (536) | | Item Dimensions | 4.33 x 6.3 x 1.57 inches | | Item Weight | 500 g | | Manufacturer | Fosi Audio | | Model | P3 | | Number of Channels | 2 | | Part Number | P3 | | Unit Count | 1 Count | | Voltage | 230 volts | | Warranty Description | 24 Month Manufacturer | ## Product Details - **Brand:** Fosi Audio - **Item dimensions L x W x H:** 4.33 x 6.3 x 1.57 inches - **Manufacturer:** Fosi Audio - **Number of Channels:** 2 - **Voltage:** 230 volts ## Images ![Fosi Audio P3 Tube Preamp Headphone Amplifier Home Audio Preamplifier Mini Vacuum Pre Amp Receiver with Bluetooth aptX LL HD Bass Treble Tone Controls for HiFi Stereo Active Speakers with RCA AUX Jack - Image 1](https://m.media-amazon.com/images/I/61NP2Uy22eL.jpg) ![Fosi Audio P3 Tube Preamp Headphone Amplifier Home Audio Preamplifier Mini Vacuum Pre Amp Receiver with Bluetooth aptX LL HD Bass Treble Tone Controls for HiFi Stereo Active Speakers with RCA AUX Jack - Image 2](https://m.media-amazon.com/images/I/71gYUagCNpL.jpg) ![Fosi Audio P3 Tube Preamp Headphone Amplifier Home Audio Preamplifier Mini Vacuum Pre Amp Receiver with Bluetooth aptX LL HD Bass Treble Tone Controls for HiFi Stereo Active Speakers with RCA AUX Jack - Image 3](https://m.media-amazon.com/images/I/818VbfrHSYL.jpg) ![Fosi Audio P3 Tube Preamp Headphone Amplifier Home Audio Preamplifier Mini Vacuum Pre Amp Receiver with Bluetooth aptX LL HD Bass Treble Tone Controls for HiFi Stereo Active Speakers with RCA AUX Jack - Image 4](https://m.media-amazon.com/images/I/71oJe1MX4RL.jpg) ![Fosi Audio P3 Tube Preamp Headphone Amplifier Home Audio Preamplifier Mini Vacuum Pre Amp Receiver with Bluetooth aptX LL HD Bass Treble Tone Controls for HiFi Stereo Active Speakers with RCA AUX Jack - Image 5](https://m.media-amazon.com/images/I/71IvWQUQRLL.jpg) ## Questions & Answers **Q: I am unable to connect/align the vacuum tubes in the socket of the P3.** A: Remove the copper rings for easier tube installation. **Q: How to reset P3 Bluetooth？** A: Resetting the P3's Bluetooth with the RST hole in the back. **Q: Can the op-amps in P3 be replaced?** A: No, they cannot be replaced. **Q: P3 power supply compatibility** A: P3 is compatible with DC 12V/1.5A~3A power supply. **Q: Does P3 support LDAC?** A: No, it does not support LDAC. ## Frequently Bought Together - Fosi Audio P3 Tube Preamp Headphone Amplifier Home Audio Preamplifier Mini Vacuum Pre Amp Receiver with Bluetooth aptX LL HD Bass Treble Tone Controls for HiFi Stereo Active Speakers with RCA AUX Jack - Fosi Audio V3 Stereo Amplifier Home Audio 300 Watts x2 Power TPA3255 Class D Mini Amp 2 Channel Audio Component for Passive Bookshelf Tower Speakers Desktop Home Theater with 32V Power Supply - Monoprice 1.5ft Premium 2 RCA Plug/2 RCA Plug M/M 22AWG Cable - Black --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/576801869-fosi-audio-p3-tube-preamp-headphone-amplifier-home-audio-preamplifier](https://www.desertcart.hr/products/576801869-fosi-audio-p3-tube-preamp-headphone-amplifier-home-audio-preamplifier) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-08-07*