---
product_id: 576801869
title: "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: "€ 179.19"
currency: EUR
in_stock: true
url: https://www.desertcart.hr/products/576801869-p3-tube-preamp-headphone-amplifier-home-audio-preamplifier-mini-vacuum
store_origin: HR
region: Croatia
---

# Bluetooth 5.1 aptX LL/HD 54V True Tube Amplification Precision Bass & Treble Controls 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:** € 179.19
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate Your Sound Game with Vintage Warmth & Modern Wireless Freedom

## Quick Answers

- **What is this?** 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?** € 179.19 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-p3-tube-preamp-headphone-amplifier-home-audio-preamplifier-mini-vacuum)

## 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 Tube Sound:** Experience rich, full-bodied audio with 54V tube preamplification that elevates every note.
- • **Customizable Tone Control:** Fine-tune your bass and treble with central detents to craft your perfect sound signature.
- • **Ultimate Audio Versatility:** Connect effortlessly via Bluetooth, RCA, AUX, or 3.5mm headphone jack for a tailored HiFi setup.
- • **Audiophile-Grade Components:** Built with ELNA capacitors and precision taper pots for pristine sound clarity and tonal accuracy.
- • **Seamless Wireless Streaming:** Bluetooth 5.1 with Qualcomm QCC3031 chip ensures crystal-clear, low-latency aptX HD and LL connectivity.

## Overview

The P3 Tube Preamp Headphone Amplifier combines authentic 54V vacuum tube warmth with cutting-edge Bluetooth 5.1 aptX HD/LL wireless technology. Designed for audiophiles and professionals, it offers versatile connectivity options including RCA and AUX outputs, supports headphones from 16Ω to 300Ω, and features premium ELNA capacitors and precision tone controls for a customizable, high-fidelity listening experience.

## Description

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

## 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

## Images

![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/61XYoUopdEL.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

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**Shop now:** [https://www.desertcart.hr/products/576801869-p3-tube-preamp-headphone-amplifier-home-audio-preamplifier-mini-vacuum](https://www.desertcart.hr/products/576801869-p3-tube-preamp-headphone-amplifier-home-audio-preamplifier-mini-vacuum)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-01-31*