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PEX Fosi Audio P4 Mini Preamp w/ Remote Control P16641280PEX-235-282 https://cdnimages.opentip.com/full/PEX/PEX-235-282.jpg Fosi Audio P4 Mini Preamp w/ Remote Control Manufacturer Part Number: P4The Fosi Audio P4 is a compact stereo preamplifier designed to serve as a versatile control hub for home audio systems. It offers multiple input options, tone control features, and user-friendly operation, making it suitable for many audio setups.Key Features: Three RCA inputs for connecting multiple audio sourcesBass and treble tone controls with ±12 dB adjustmentTone control bypass switch for unaltered signal pathThree-level gain adjustment to match different source outputsMotorized analog volume control for smooth adjustmentsRemote control for convenient operationAll-aluminum alloy chassis for durability and electromagnetic interference resistanceoverview: Fosi Audio P4 Mini Preamp w/ Remote ControlFosi Audio P4 Mini Preamp w/ Remote ControlOptionalityFeatures three input options, bass and treble adjustment, and a remote control for flexible and user-friendly audio customization.Another Masterpiece Driven by Voice of CustomersThe P4 is a compact preamp developed in-house by Fosi Audio, created in response to extensive user feedback following the release of the .The Mini Control Hub for Your Home Audio SystemEasily Connect up to three audio sources, with one-touch input switched for ultimate audio freedom.Perfectly Paired with the Its cohesive design enhances both the visual appeal and sonic performance of your audio system.All-Aluminum Alloy CNC ConstructionCompact and refined with a metallic finish, offering a sleek look and improved resistance to electromagnetic interference.3-Level Gain AdjustmentAdjusts to varying output levels from audio sources, enhancing overall sound balance.Tone Control BypassBypassing the tone control circuit allows for the purest, unaltered high-fidelity audio playback.Adjust Bass and Treble at EaseCustomize your sound signature to create a listening experience that suits your personal preferences.The P4 is not a phono preamp. When connecting a turntable, please ensure it has a built-in phono preamp, or connect an external phono preamp before connecting the P4.Enjoy a convenient Audio ExperienceConveniently control volume, switch inputs, and fine-tune tone settings using the remote-no need to get up.High-Precision Motorized Analog PotProvides precise, smooth volume control while minimizing noise and distortion for a cleaner, more accurate sound experience.Swappable Op-AmpCustomize your sound with the P4\'s swappable op-amp design for tailored audio performance.Pre-Out PortProvides expandable connectivity for powered subwoofers or powered speakers, allowing for flexible system upgrades.Mini Control HubThe P4 supports up to three RCA inputs, making it easy to connect CD players, streamers, DACs, cassette decks, or turntables with built-in phono preamps. Switching between audio sources is simple and seamless with a single click.Practical and User-FriendlyDesigned for convenience, it features volume control, bass and treble adjustments with a bypass option, three-stage gain control, and a remote. These tools offer quick audio optimization for a smooth and enjoyable listening experience.Motorized PotentiometerA high-precision motorized analog potentiometer enables smooth and accurate volume adjustments while minimizing noise and distortion, delivering a cleaner and more refined sound.Compact and SolidThe P4 boasts a compact, minimalist design with a solid metal build that resists electromagnetic interference, ensuring dependable performance in a wide range of setups.Exceptional PerformanceWith a low noise floor, high signal-to-noise ratio, and very low distortion, this stereo preamp ensures faithful sound reproduction, meeting the expectations of audiophiles seeking clarity and precision.SpecificationsChannel: 2.0 Input Mode: RCA*3 Output Mode: RCA, Pre-out SNR: ≥ 110dB Dynamic Range: ≥ 110dB THD+N: ≤ 0.003%Crosstalk: ≥ 105dB Noise Floor: ≤ 9μV Tone Adjustment Gain: ±12dB Frequency Response: 20Hz-20kHz(±0.1dB) Power Supply: DC 12V/1.5AProduct DetailsBrandFosi AudioModelP4Part Number235-282Unit of MeasureEachWeight1Manuals & Resources Fosi Audio Manufacturer Warranty (PDF File) 16641280 1.2000lbs 0.00 0.00 0.00
Fosi Audio
113.9900 2026-12-24 In Stock

Fosi Audio P4 Mini Preamp w/ Remote Control

Brand Fosi Audio
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SKU: PEX-235-282
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Product Description

Manufacturer Part Number: P4

The Fosi Audio P4 is a compact stereo preamplifier designed to serve as a versatile control hub for home audio systems. It offers multiple input options, tone control features, and user-friendly operation, making it suitable for many audio setups.

Key Features:
  • Three RCA inputs for connecting multiple audio sources
  • Bass and treble tone controls with ±12 dB adjustment
  • Tone control bypass switch for unaltered signal path
  • Three-level gain adjustment to match different source outputs
  • Motorized analog volume control for smooth adjustments
  • Remote control for convenient operation
  • All-aluminum alloy chassis for durability and electromagnetic interference resistance


overview: Fosi Audio P4 Mini Preamp w/ Remote Control

Fosi Audio P4 Mini Preamp w/ Remote Control






Optionality


Features three input options, bass and treble adjustment, and a remote control for flexible and user-friendly audio customization.

Fosi Audio P4 Mini Preamp w/ Remote Control




Fosi Audio P4 Mini Preamp w/ Remote Control

Another Masterpiece Driven by Voice of Customers


The P4 is a compact preamp developed in-house by Fosi Audio, created in response to extensive user feedback following the release of the .




The Mini Control Hub for Your Home Audio System


Easily Connect up to three audio sources, with one-touch input switched for ultimate audio freedom.

Fosi Audio P4 Mini Preamp w/ Remote Control




Fosi Audio P4 Mini Preamp w/ Remote Control

Perfectly Paired with the


Its cohesive design enhances both the visual appeal and sonic performance of your audio system.

All-Aluminum Alloy CNC Construction


Compact and refined with a metallic finish, offering a sleek look and improved resistance to electromagnetic interference.




Fosi Audio P4 Mini Preamp w/ Remote Control

3-Level Gain Adjustment


Adjusts to varying output levels from audio sources, enhancing overall sound balance.

Tone Control Bypass


Bypassing the tone control circuit allows for the purest, unaltered high-fidelity audio playback.




Fosi Audio P4 Mini Preamp w/ Remote Control




Fosi Audio P4 Mini Preamp w/ Remote Control

Adjust Bass and Treble at Ease


Customize your sound signature to create a listening experience that suits your personal preferences.

The P4 is not a phono preamp. When connecting a turntable, please ensure it has a built-in phono preamp, or connect an external phono preamp before connecting the P4.




Enjoy a convenient Audio Experience


Conveniently control volume, switch inputs, and fine-tune tone settings using the remote-no need to get up.

Fosi Audio P4 Mini Preamp w/ Remote Control




Fosi Audio P4 Mini Preamp w/ Remote Control

High-Precision Motorized Analog Pot


Provides precise, smooth volume control while minimizing noise and distortion for a cleaner, more accurate sound experience.




Swappable Op-Amp


Customize your sound with the P4's swappable op-amp design for tailored audio performance.

Fosi Audio P4 Mini Preamp w/ Remote Control




Fosi Audio P4 Mini Preamp w/ Remote Control

Pre-Out Port


Provides expandable connectivity for powered subwoofers or powered speakers, allowing for flexible system upgrades.




Mini Control Hub
The P4 supports up to three RCA inputs, making it easy to connect CD players, streamers, DACs, cassette decks, or turntables with built-in phono preamps. Switching between audio sources is simple and seamless with a single click.

Practical and User-Friendly
Designed for convenience, it features volume control, bass and treble adjustments with a bypass option, three-stage gain control, and a remote. These tools offer quick audio optimization for a smooth and enjoyable listening experience.

Motorized Potentiometer
A high-precision motorized analog potentiometer enables smooth and accurate volume adjustments while minimizing noise and distortion, delivering a cleaner and more refined sound.

Compact and Solid
The P4 boasts a compact, minimalist design with a solid metal build that resists electromagnetic interference, ensuring dependable performance in a wide range of setups.

Exceptional Performance
With a low noise floor, high signal-to-noise ratio, and very low distortion, this stereo preamp ensures faithful sound reproduction, meeting the expectations of audiophiles seeking clarity and precision.




Specifications



  • Channel: 2.0
  • Input Mode: RCA*3
  • Output Mode: RCA, Pre-out
  • SNR: ≥ 110dB
  • Dynamic Range: ≥ 110dB
  • THD+N: ≤ 0.003%


  • Crosstalk: ≥ 105dB
  • Noise Floor: ≤ 9μV
  • Tone Adjustment Gain: ±12dB
  • Frequency Response: 20Hz-20kHz(±0.1dB)
  • Power Supply: DC 12V/1.5A


Fosi Audio P4 Mini Preamp w/ Remote Control



Manuals & Resources


Fosi Audio P4 Mini Preamp w/ Remote Control Fosi Audio Manufacturer Warranty (PDF File)

warning tips WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.
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