--- product_id: 579728530 title: "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: "R3767" currency: ZAR in_stock: true category: "Fosi Audio" url: https://www.desertcart.co.za/products/579728530-p3-tube-preamp-headphone-amplifier-home-audio-preamplifier-mini-vacuum store_origin: ZA region: South Africa --- # Bluetooth 5.1 aptX LL/HD 54V True Tube Amplification Bass & Treble Tone Controls 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:** R3767 **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 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?** R3767 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/579728530-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, Rich Tube Sound:** Experience authentic tube amplification with a powerful 54V circuit that delivers crisp highs, full mids, and deep bass for audiophile-grade warmth. - • **Precision Tone Shaping:** Premium ELNA capacitors and taper A pots with central detents let you fine-tune bass and treble effortlessly, crafting your perfect sound signature. - • **Versatile Connectivity Hub:** Supports Bluetooth, RCA, AUX inputs and outputs, plus 3.5mm headphone jack—perfect for building a custom 2.1 HiFi system or powering headphones from 16Ω to 300Ω. - • **Seamless Wireless Streaming:** Bluetooth 5.1 with Qualcomm QCC3031 chip ensures ultra-low latency and high-definition aptX HD/LL codecs for flawless wireless audio. - • **Audiophile-Grade Build & Support:** High SNR (103dB) and low crosstalk (95dB) ensure pristine audio clarity, backed by a 24-month warranty and responsive customer service. ## Overview The Fosi Audio P3 is a compact tube preamplifier and headphone amplifier that combines classic vacuum tube warmth with modern Bluetooth 5.1 wireless streaming. Featuring a robust 54V tube circuit, aptX HD/LL support, versatile RCA and AUX connectivity, and precision bass/treble controls, it’s designed for millennials seeking a premium HiFi experience at home. With audiophile-grade components and a 24-month warranty, the P3 delivers rich, detailed sound for headphones and active speakers alike. ## Description 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 : desertcart.ae: 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. - 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, 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 | #8,331 in Electronics ( See Top 100 in Electronics ) #2 in Home Audio Preamplifiers | | Brand Name | Fosi Audio | | Customer Reviews | 4.4 4.4 out of 5 stars (563) | | Item Dimensions | 11 x 16 x 4 centimeters | | Item Weight | 500 Grams | | Manufacturer | Fosi Audio | | Maximum Supply Voltage | 12 Volts (DC) | | Minimum Supply Voltage | 12 Volts (DC) | | Model | P3 | | Mounting Type | Surface Mount | | Number of Channels | 2 | | Number of Items | 1 | | Number of Packs | 1 | | 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 (DC) - **Minimum supply voltage:** 12 Volts (DC) - **Voltage:** 230 Volts ## Images ![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/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 - 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.co.za/products/579728530-p3-tube-preamp-headphone-amplifier-home-audio-preamplifier-mini-vacuum](https://www.desertcart.co.za/products/579728530-p3-tube-preamp-headphone-amplifier-home-audio-preamplifier-mini-vacuum) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-10-26*