---
product_id: 582369934
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: "689.76 DT"
currency: TND
in_stock: true
category: "Fosi Audio"
url: https://www.desertcart.tn/products/582369934-p3-tube-preamp-headphone-amplifier-home-audio-preamplifier-mini-vacuum
store_origin: TN
region: Tunisia
---

# Bluetooth 5.1 aptX HD/LL 54V tube voltage boost Bass & treble tone control 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:** 689.76 DT
**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?** 689.76 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/582369934-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

- • **Versatile Connectivity:** Multiple inputs/outputs including RCA, AUX, and 3.5mm headphone jack for flexible HiFi setups.
- • **Seamless Wireless Audio:** Bluetooth 5.1 with Qualcomm QCC3031 chip ensures ultra-low latency and high-res aptX HD streaming.
- • **Warm Tube Amplification:** Experience rich, natural sound with 54V tube power delivering deep bass and crystal-clear highs.
- • **Audiophile-Grade Components:** Premium ELNA capacitors and precision tone controls for pristine sound clarity and dynamic range.
- • **Broad Headphone Compatibility:** Supports headphones from 16Ω to 300Ω impedance, perfect for professional and casual listening.

## Overview

The Fosi Audio P3 Tube Preamp Headphone Amplifier combines classic vacuum tube warmth with cutting-edge Bluetooth 5.1 aptX HD/LL technology. Featuring a powerful 54V tube circuit, audiophile-grade ELNA capacitors, and versatile connectivity options, it delivers rich, detailed sound for headphones ranging from 16Ω to 300Ω. Perfect for millennial professionals seeking a stylish, high-fidelity audio upgrade that blends retro charm with modern convenience.

## 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 : desertcart.in: Electronics

## Features

- True Tube Amplification: The preamp circuit increases voltage to 54V allowing tubes to work with full potential, providing a warm and rich experience. Unique pre-amplification technology faithfully reproduces clear high tones, full mid-range wealth and deep, rhythmic bass, delivering pure audio signals.
- Bluetooth 5.1: Equipped with Qualcomm QCC3031 chip, the P3 preamp guarantees impressive wireless audio quality and low latency due to compatibility with aptX HD and aptX LL codec formats. Additionally, the inclusion of a manual reset button increases connection reliability by others avoiding accidental connection.
- Versatile Connections: P3 provides Bluetooth/RCA inputs and RCA/AUX OUT/3.5mm headphone outputs. It can help build a 2.1-channel audio system by connecting active speakers/an amplifier and a subwoofer. As a headphone amplifier, it supports headphones whose impedance is ranging from 16Ω to 300Ω.
- Premium Components: ELNA uses audiophilic grade capacitors and conical A pot. Bass and treble controls have central details for tone adjustment. Helps build a HiFi sound system when paired with the V3 amplifier of the same series as SNR and 95dB cross talk up to 103dB.
- What You Get: Fosi Audio P3 Tube Preamplifier x1, User Manual x1, 6J1 Vacuum Tube x2, 12V/1.5A Power Supply x1, 24 months worry-free warranty and responsive customer service.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CJBKWF43 |
| Best Sellers Rank | #37,277 in Electronics ( See Top 100 in Electronics ) #4 in Pre-Amplifiers |
| Brand Name | Fosi Audio |
| Country of Origin | China |
| Customer Reviews | 4.2 4.2 out of 5 stars (553) |
| Importer Contact Information | support@fosiaudio.com |
| Item Dimensions | 11 x 16 x 4 Centimeters |
| Item Type Name | preamplifier |
| Item Weight | 500 Grams |
| Manufacturer | Fosi Audio |
| Maximum Supply Voltage | 12 Volts |
| Minimum Supply Voltage | 54 Volts |
| Model Number | P3 |
| Mounting Type | Surface Mount |
| Number of Channels | 2 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Packer Contact Information | support@fosiaudio.com |
| Part Number | P3 |
| Unit Count | 1 Count |
| Voltage | 230 Volts |

## Product Details

- **Item dimensions L x W x H:** 11 x 16 x 4 Centimeters
- **Manufacturer:** Fosi Audio
- **Maximum Supply Voltage:** 12 Volts
- **Minimum Supply Voltage:** 54 Volts
- **Voltage:** 230 Volts

## 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/61NP2Uy22eL.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.tn/products/582369934-p3-tube-preamp-headphone-amplifier-home-audio-preamplifier-mini-vacuum](https://www.desertcart.tn/products/582369934-p3-tube-preamp-headphone-amplifier-home-audio-preamplifier-mini-vacuum)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-10-14*