I am unable to connect/align the vacuum tubes in the socket of the P3.

Remove the copper rings for easier tube installation.

How to reset P3 Bluetooth？

Resetting the P3's Bluetooth with the RST hole in the back.

P3 power supply compatibility

P3 is compatible with DC 12V/1.5A~3A power supply.

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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 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

Product ID: 576801869

Details

Brand
Fosi Audio
Item dimensions L x W x H
4.33 x 6.3 x
Manufacturer
Fosi Audio
Number of Channels
2
Voltage
230 volts

📶Bluetooth 5.1 aptX HD/LL

🔊54V True Tube Amplification

🎚️Bass & Treble Tone Controls

€ 192.15

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Sold byAmazon CroatiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

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

COMPACT POWERHOUSE - Lightweight and sleek design fits any desktop or shelf, upgrading your audio system without clutter.
WARM RICH TUBE SOUND - 54V tube preamp delivers authentic, full-bodied audio warmth that transforms your listening experience.
VERSATILE CONNECTIVITY HUB - Supports RCA, AUX, and 3.5mm outputs for headphones and active speakers, perfect for custom HiFi setups.
AUDIOPHILE GRADE COMPONENTS - ELNA capacitors and precision taper pots guarantee pristine sound with 103dB SNR and minimal crosstalk.
SEAMLESS WIRELESS STREAMING - Bluetooth 5.1 with Qualcomm QCC3031 chip ensures crystal-clear, low-latency aptX HD and LL connectivity.

The Fosi Audio P3 is a compact tube preamplifier and headphone amplifier featuring a 54V true tube circuit for warm, rich sound reproduction. Equipped with Bluetooth 5.1 supporting aptX HD and LL codecs, it offers versatile wired and wireless connectivity options including RCA and AUX outputs. Built with audiophile-grade ELNA capacitors and precision tone controls, it delivers high-fidelity audio with excellent signal-to-noise ratio and low crosstalk. Ideal for enhancing turntables, active speakers, and headphones from 16Ω to 300Ω, the P3 combines vintage tube warmth with modern convenience in a sleek, space-saving design.

Specifications

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

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€ 192.15

Duties & taxes included

In stock

Sold byAmazon CroatiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Croatia.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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