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Overview

The updated version for BOX X2. Next-generation phono preamp for unrivaled sound quality.

Fosi Audio Box X4 Phono Preamp with 5725W Vacuum Tubes for MM Turntable Phonograph Record Player with Volume Bass Treble Control

Model: X4
Web Code: 19720465
Sold and shipped by | 4.1 seller rating (314 reviews)

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Available for deliveryAvailable online only

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Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

The upgraded version of Fosi Audio BOX X2. NEW-generation phono preamp for unrivaled sound quality

5725W Tube MM Phono Preamplifier: The BOX X4 phono preamp supports 3.5MM AUX and MM turntable input, converting phono signals to Line Level signals with low-noise integrated circuits and high-quality components to remove low-frequency noise ensure clear sound quality. Designed with a grounding post to protect your turntable

Tube Headphone Amplifier & Preamplifier: The BOX X4 is designed with a 3.5MM AUX headphone and RCA output, highly useful beyond imagination

Applicable Vacuum Tube Model: 6K4/6J1/6J4/GE5654/6AK5/66*In vacuum tubes, etc. You can replace the vacuum tubes to DIY your stereo system. Different tubes with different sounds

What You Get: BOX X4 phono preamp, DC 12V power supply, user manual,5725W Tube*2

Product Condition
Brand New

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

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Processing Time

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Product Category
Home theatre audio products
Return/Exchange Period
30 days
Condition
Opened

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