Welcome!Please log in.

Log in with PayPal Please do not select 'Hide My Email' during sign-in, as Apple's private email prevents us from contacting you

Fosi Audio P4 Mini Preamp BLACK

That’s EFLC — Entertaining Finds, Lower Checkout.

$139.99

Secure One-Page Checkout

Fosi Audio Authorised

This product is brand-new and factory sealed Fosi Audio P4 In Stock
EAN : 6976136960607 5% Price Promise
Warranty : 1yr Manufacturer 14 Day Money Back Curbside pick up available in Richmond Hill, Ontario.

Free Shipping
Express Shipping

Order Now : Ships Wed
Standard Canada-Wide Free Shipping

Use checkout code THATSEFLC until Jan 31.

$47/mo suggested payments with 3 month special financing now with Flexiti.Apply once, shop anytime with Flexiti!

Details

Compact Analog Preamp with Tone Control

The Fosi Audio P4 Mini Preamp is a versatile and ultra-compact analog preamplifier designed for desktop or hi-fi use. Despite its small footprint, it delivers clean, dynamic sound with precise tone shaping, making it perfect for enhancing the performance of power amps or active speakers.

Dedicated Treble, Bass, and Volume Control

Built-in treble and bass knobs allow fine-tuned tonal adjustments to suit your system and room acoustics. The separate volume knob gives you full control over output level, making the P4 ideal for tailoring your listening experience.

Simple Integration and Quality Components

The P4 features high-quality RCA input and output connections for seamless integration into existing setups. Its solid metal chassis helps reduce interference and ensures long-term durability in any system.

Features

Mini hi-fi analog preamp with tone controls
Treble and bass adjustment knobs for custom sound tuning
Compact aluminum chassis with metal volume knob
Gold-plated RCA inputs and outputs for clean signal transfer
Ideal companion for power amplifiers, active speakers, or headphone amps

Specifications

Model: P4
Input: RCA stereo
Output: RCA stereo
Tone Control: Treble and Bass ±12dB
Signal-to-Noise Ratio: ≥98 dB
Frequency Response: 20Hz–20kHz (±1dB)
Power Supply: DC 12V
Dimensions (W×H×D): 100 × 33 × 95 mm
Weight: 0.35 kg

Fosi Audio P4 Mini Preamp BLACK Shipping : FREE in Canada
In Stock
Now $139.99

Electronics for less is a pleasure to deal with, we are customers now for many years. Fiio k13 DAC is a stellar product, music comes alive in NOS mode.

Posted 12/19/2025 By: sharond28235251

I didn't know about Electronics For Less Canada? Fast service, super-strong packaging, and above all, a very competitive price. I recommend it.

Posted 10/27/2025 By: liva2982592109

Helpful staff, went the distance to confirm product availability. Delivered as promised.

Posted 10/16/2025 By: donwhiteford

I purchased a home theater receiver and subwoofer from Electronics for Less and the quality of the products is excellent. They both sound clear and crisp in my home theater setup and we're extremel...

Posted 10/10/2025 By: davesteinfeld

order on Thursday morning received the next day afternoon that's what I call a fast delivery

Posted 09/25/2025 By: realdesfosses

Order and delivery experience was seamless and timely. DAP was well packed and arrived on scheduled time undamaged. Price was very competitive and EFL provided a discount coupon. I would note that...

Posted 09/23/2025 By: brian1268496376

I have ordered 3 times from Electronics For Less Canada and I have received excellent customer service with great prices each time. I highly recommend buying from EFLC if you want a great selectio...

Posted 09/19/2025 By: rounder45

Great product! Even better service! Will definitely be purchasing from electronicsforless in the near future! Keep those discounts coming!!! :)

Posted 07/15/2025 By: DannoManno

Over the years I?ve made multiple purchases from EFLC, culminating in six SVS subs. From start to finish they?ve always taken care of me, and they offer the best discounts in Canada. Their custome...

Posted 07/14/2025 By: Reviewer175123200

Exactly what i see! Good product, good Price.

Posted 07/11/2025 By: Reviewer2630578141

ITEM
WATCH

Ask an Expert

About Fosi Audio

Portable DACs & Headphone Amps • Audio System Components • Amplifiers & Receivers

Fosi Audio focuses on personal audio built for everyday listening, with a lineup that can include headphones, earbuds, portable DACs, and digital audio gear designed for clean sound and easy use. Whether you're listening at home, at work, or on the go, these products are made for practical comfort, reliable connectivity, and solid performance. We've been carrying Fosi Audio since 2020.

Explore our current Fosi Audio selection and best sellers. We offer both new and open-box items, and everything is clearly marked. Popular categories include Portable DACs & Headphone Amps, Audio System Components, Amplifiers & Receivers.

Shop Fosi Audio

Featured Fosi Audio Products

Fosi Audio ZA3 Balanced Stereo Amplifier BLACK

Model: ZA3-48V

In stock

Fosi Audio LC30 VU Meter Amplifier Speaker Selector BLACK

Model: LC30-Black

In stock

Fosi Audio LC30 VU Meter Amplifier Speaker Selector BLACK/YELLOW

Model: LC30-Yellow

In stock

Fosi Audio V3 Mono 300 W Hi-Fi Audio Amplifier BLACK

Model: V3-48V

In stock

Fosi Audio P4 Mini Preamp BLACK

Model: P4

In stock

Fosi Audio ZD3 Fully Balanced Desktop DAC BLACK

Model: ZD3

Check availability

Often Purchased Together

FiiO K7 Balanced Desktop DAC/AMP

iFi Audio Zen Stream Wi-Fi Audio to DAC Transport

FiiO BTR7 Portable Bluetooth DAC and Headphone Amplifier (USB C)

FiiO BTA30 Pro High Fidelity Bluetooth Transceiver

iFi Audio ZEN Air Blue Bluetooth Audio Receiver / DAC

FiiO K9 Pro ESS Desktop DAC and Amplifier TITANIUM SKYLIGHT

FiiO BTR7 L-C Portable Bluetooth DAC and Headphone Amplifier (Lightning Connector)

FiiO K3 Pocket-sized Headphone Amplifier & USB-CDAC

FiiO K9 Pro ESS Desktop DAC and Amplifier

FiiO Echo Mini Portable High-Res Lossless Music Cassette Player BLACK

Canadian Owned, Canadian Operated.

electronicsforless.ca is committed to offering the industry's top brands at competitive prices, providing exceptional customer service, offering a first-rate shopping experience with fast and often 24-hour, reliable delivery right to your door. For our fellow Canadians, we offer free, coast to coast shipping on thousands of items. We are an authorized dealer for every product you see and we honor full warranties on what we sell. Since launching electronicsforless.ca in 2002, we've grown to proudly serve hundreds of thousands of online Canadians!

We are enthusiastic about electronics and look forward to serving you!

We’ve got you covered!

We are fully authorized by the brands we carry. Products purchased on electronicsforless.ca are covered by their respective Canadian manufacturer warranties. see all

Samsung, SVS, Kanto Canada Authorized Dealer

Customer Resources

Contact

Contact Us
Electronics For Less Canada
6-105 W Beaver Creek Rd
Richmond Hill, ON
L4B 1C6
GST# 896072394

Deals

Deals

Deals

Deals

Deals

Deals

Deals

Deals

Quality Open Box Products

Clearance!

Fosi Audio P4 Mini Preamp BLACK

$139.99