Ferrum WANDLA GoldenSound Edition DAC/PREAMP $6,599.00

Fosi Audio P3 Tube Stereo Preamp/Headphone amp with Bluetooth

$229.00

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Fosi Audio P3 Tube Preamp/Headphone Amp

Experience the unique charm from vacuum tubes.

Embark on a Warm & Rich Musical Journey

The essence of tube amplification, experiencing the perfect harmony of technology and nature.
RMS Power: 250mw @16Ω; 150mw @32Ω; 32mw @250Ω; 20mW @300Ω
Headphone Impedance: 16-300Ω; SNR: ≥103dB; THD: ≤ 0.02%

Input: Bluetooth 5.1/RCA; Output: RCA/AUX/3.5mm headphone jack; Dynamic Range: 104dB; Frequency Response: 20Hz-20kHz(±1dB)

 

– Headphone Output
– RCA Input
– Partner to V3
– Desktop Preamp
– Bass and Treble Controls

Audiophile-Grade Capacitors

Built-in quality Japanese ELNA caps for outstanding performance.

Qualcomm aptX Bluetooth QCC3031 Chip

Supports multiple codecs formats: SBC/AAC/aptX/aptX HD/aptX LL.

Logarithmic Potentiometer

Helps to achieve a fine volume tuning to match human ear’s auditory characteristics.

Effortless Insertion & Removal

Suitable for 7-pin vacuum tubes. Please align each pinhole before installation.

DIY Your Stereo System

Applicable Vacuum Tube Model: 6K4/6J1/6J4/GE5654/6AK5, etc. vacuum tubes.

5654W Vacuum Tubes

Experience the unique charm from vacuum tubes.

The Synthesis of Tech and Nature

Embracing technology, staying close to nature, and maintaining global climate awareness.

Exquisite Craftsmanship

Utilizing CNC integrated molding, precise sandblasting, and meticulous detailing.

Key Parameters

Signal-to-Noise Ratio≥103dB; Noise Floor: 64uV; Crosstalk: 95dB

Mode Indicator

RCA mode: steady red light; Bluetooth pairing mode: blue light flashing; Bluetooth connection built: steady blue light.

Bluetooth Connectivity

Bluetooth Range: ≥10m Bluetooth Version: 5.1 Bluetooth Name: Fosi Audio P3

Bluetooth Reset

Press and hold for 3 seconds to clear Bluetooth pairing to solve the problem of Bluetooth being mistakenly connected by others.
  • 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, a 24-month worry-free warranty and responsive customer service.

RMS Power: 250mw @16Ω；150mw @32Ω；32mw @250Ω；20mW @300Ω
Headphone Impedance: 16-300Ω
Noise Floor: 64uV
Input Mode: Bluetooth, RCA
Output Mode: RCA, 3.5mm Headphone Jack, AUX Out
Frequency Range: 20Hz-20kHz(±1dB)
Dynamic Range: 104dB
THD: ≤0.02%
SNR: ≥103dB
Crosstalk: 95dB
Bluetooth Chip: QCC3031
Bluetooth Version: 5.1
Bluetooth Range: ≥10m
Bluetooth Codecs: SBC/AAC/aptX/aptX HD/aptX LL
Power Input DC: 12V/1.5A~3A;

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