---
product_id: 579728530
title: "Fosi Audio P3 Tube Preamp Headphone Amplifier Home Audio Preamplifier Mini Vacuum Pre Amp with Bluetooth aptX LL HD Bass and Treble Tone Controls for HiFi Stereo Active Speakers with RCA AUX Jacks"
brand: "fosi audio"
price: "$282"
currency: NZD
in_stock: true
reviews_count: 1
category: "Fosi Audio"
url: https://www.desertcart.nz/products/579728530-fosi-audio-p3-tube-preamp-headphone-amplifier-home-audio-preamplifier
store_origin: NZ
region: New Zealand
---

# Bluetooth 5.1 aptX LL/HD 54V True Tube Amplification Bass & Treble Tone Controls Fosi Audio P3 Tube Preamp Headphone Amplifier Home Audio Preamplifier Mini Vacuum Pre Amp with Bluetooth aptX LL HD Bass and Treble Tone Controls for HiFi Stereo Active Speakers with RCA AUX Jacks

**Brand:** fosi audio
**Price:** $282
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your sound game with vintage warmth and modern wireless freedom!

## Quick Answers

- **What is this?** Fosi Audio P3 Tube Preamp Headphone Amplifier Home Audio Preamplifier Mini Vacuum Pre Amp with Bluetooth aptX LL HD Bass and Treble Tone Controls for HiFi Stereo Active Speakers with RCA AUX Jacks by fosi audio
- **How much does it cost?** $282 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/579728530-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 Tube Powerhouse:** 54V tube circuit delivers rich, immersive sound with crisp highs and deep bass.
- • **Plug & Play Confidence:** Includes vacuum tubes, power supply, and 24-month warranty for hassle-free setup.
- • **Seamless Wireless Audio:** Bluetooth 5.1 with Qualcomm QCC3031 chip ensures low latency and HD aptX streaming.
- • **Versatile Connectivity Hub:** Supports RCA, AUX, and 3.5mm outputs for headphones and 2.1 speaker setups.
- • **Audiophile-Grade Components:** ELNA capacitors and precision tone controls create a pristine HiFi listening experience.

## Overview

The Fosi Audio P3 is a compact tube preamplifier that boosts audio signals to 54V for authentic warm tube sound. Featuring Bluetooth 5.1 with aptX HD and LL codecs, it offers wireless high-fidelity streaming with minimal latency. Its versatile inputs and outputs support headphones (16Ω-300Ω) and 2.1 speaker systems, enhanced by audiophile-grade ELNA capacitors and precise bass/treble controls. Perfect for millennials seeking a blend of retro audio warmth and modern connectivity, backed by a 24-month warranty.

## Description

Buy Fosi Audio P3 Tube Preamp Headphone Amplifier Home Audio Preamplifier Mini Vacuum Pre Amp with Bluetooth aptX LL HD Bass and Treble Tone Controls for HiFi Stereo Active Speakers with RCA AUX Jacks online on desertcart.ae at best prices. ✓ Fast and free shipping ✓ free returns ✓ cash on delivery available on eligible purchase.

Review: could not insert the tubes so returned - The tubes come separately and I couldn't insert them - so I returned the item. Not sure why they didnt insert them in the factory? zero stars.

## 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.
- 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, a 24-month worry-free warranty and responsive customer service.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CJBKWF43 |
| Best Sellers Rank | #12,007 in Electronics ( See Top 100 in Electronics ) #1 in Home Audio Preamplifiers |
| Item model number | P3 |
| Manufacturer | Fosi Audio |
| Product Dimensions | 11 x 16 x 4 cm; 500 g |

## Images

![Fosi Audio P3 Tube Preamp Headphone Amplifier Home Audio Preamplifier Mini Vacuum Pre Amp with Bluetooth aptX LL HD Bass and Treble Tone Controls for HiFi Stereo Active Speakers with RCA AUX Jacks - 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.

## Customer Reviews

### ⭐ could not insert the tubes so returned
*by M***R on 1 March 2025*

The tubes come separately and I couldn't insert them - so I returned the item. Not sure why they didnt insert them in the factory? zero stars.

## Frequently Bought Together

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-01-25*