---
product_id: 708454065
title: "Douk Audio T4 PRO Vacuum Tube Phone Preamp, MM Swivel Plate Preamp GE5654 Hi-Fi Headphone Amplifier for Home Theater/Player"
brand: "douk audio"
price: "R2438"
currency: ZAR
in_stock: true
url: https://www.desertcart.co.za/products/708454065-douk-audio-t4-pro-vacuum-tube-phone-preamp-mm-swivel
store_origin: ZA
region: South Africa
---

# MM phono input for pristine analog sound Imported JAN5654 tubes for warm, rich tone 3.5mm AUX & headphone output, versatile connectivity Douk Audio T4 PRO Vacuum Tube Phone Preamp, MM Swivel Plate Preamp GE5654 Hi-Fi Headphone Amplifier for Home Theater/Player

**Brand:** douk audio
**Price:** R2438
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your sound game—where vintage warmth meets modern precision.

## Quick Answers

- **What is this?** Douk Audio T4 PRO Vacuum Tube Phone Preamp, MM Swivel Plate Preamp GE5654 Hi-Fi Headphone Amplifier for Home Theater/Player by douk audio
- **How much does it cost?** R2438 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/708454065-douk-audio-t4-pro-vacuum-tube-phone-preamp-mm-swivel)

## Best For

- douk audio enthusiasts

## Why This Product

- Trusted douk audio brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Customizable Sound Signature:** Easily swap tubes to tailor your audio vibe—perfect for the discerning ear seeking personalized warmth.
- • **Premium JAN5654 Vacuum Tubes:** Experience enhanced detail, transparency, and dynamic warmth that outshines standard 6J1 tubes.
- • **Audiophile-Grade MM Phono Input:** Seamlessly converts vinyl signals to crystal-clear line-level output with ultra-low noise circuitry.
- • **Compact Elegance Meets Robust Build:** Sleek aluminum alloy chassis with tactile knobs and a stylish red tube cover, designed to elevate any desktop or home theater setup.
- • **Versatile 3.5mm AUX & Headphone Outputs:** Effortlessly connect phones, tablets, or high-impedance headphones for premium sound on any device.

## Overview

The Douk Audio T4 PRO is a compact, high-fidelity vacuum tube preamplifier featuring MM phono input, 3.5mm AUX and headphone outputs, and premium JAN5654 tubes. Designed with advanced low-noise circuits and customizable tube options, it delivers rich, warm, and detailed analog sound perfect for home theaters, vinyl enthusiasts, and audiophiles seeking a stylish yet powerful audio upgrade.

## Description

T4 PRO Vacuum Tube Phone Preamp, MM Swivel Plate Preamp GE5654 Hi-Fi Headphone Amplifier for Home Theater/Player

## Features

- T4 PRO tube preamplifier meets more high-fidelity needs: MM phono input, converts phono signal into line-level signal, with low noise integrated circuits and high-quality components to ensure clear and clean sound. 3.5mm AUX input, amplifies the low-level audio signal from your phone, tablet, PC, MP3, etc., easier to drive amplifier or active speaker and greatly improve the sound quality.
- IMPORTED JAN5654 TUBES & CLASSIC WARM SOUND - Default comes with JAN5654 tubes, improve everything associated with your music such as detail, transparency, immediacy, richness, dynamics, tone etc, much better than 6J1 series, especially in human voice. Pluggable tube plug to wind the tube and shape the sound, easy to choose and alter the sound signature based on preference.
- 3.5mm Headphone Output & Perfect Circuit Design - T4PRO also with built-in classic headphone amplifier circuit(2 NE5532), easy to handle 32-300 ohm headphones. Reasonable and advanced architecture, TI TPA5430 for power management, TL071+JRC2068 phono preamp circuit, etc., enjoy HiFi analog sound and first-class design with unbeatable low cost.
- Small Size & Excellent Performance - All design full of details, solid aluminum knob, potentiometer for multi-level gain smooth adjustment, gray integrated molding aluminum alloy shell decorates with special red tube cover and knob, looks classic and elegant. The compact T4 PRO will give you different acoustic enjoyment with great dynamic and sweet sound even in limited space.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09KZY8Y2S |
| Best Sellers Rank | #28,354 in Electronics ( See Top 100 in Electronics ) #139 in Audio Component Amplifiers |
| Date First Available | November 4, 2021 |
| Item Weight | 1.39 pounds |
| Item model number | T4 |
| Manufacturer | Douk Audio |
| Package Dimensions | 10.08 x 8.54 x 2.52 inches |

## Images

![Douk Audio T4 PRO Vacuum Tube Phone Preamp, MM Swivel Plate Preamp GE5654 Hi-Fi Headphone Amplifier for Home Theater/Player - Image 1](https://m.media-amazon.com/images/I/71RJsBHcyKL.jpg)

## Questions & Answers

**Q: Is Douk the same company as Fosi ?**
A: They are not. Douk is Nobsound, and Fosi is FX Audio. They are similar levels of price/quality.

**Q: How will this work if my turntable has a build in preamp and has a line and phono switch while connected to a vintage receiver?**
A: Hello. If you use the built-in preamp, please use LINE out to the AUX input of T4 PRO. If you don't want to use the built-in preamp, please use PHONO out to the PHONO input of T4 PRO.

**Q: Does this supports moving coil cartridge?**
A: Hello. No, it can only work for MM. For MC turntables, please try this product https://www.amazon.com/dp/B09MHHM4XM/ref=emc_b_5_t

**Q: What is the gain range  of this phono preamp?**
A: Hello. AUX input: 6db. Phono input: 40 db.

## Frequently Bought Together

- Douk Audio T4 PRO Vacuum Tube Phono Preamp, MM Turntable Preamplifier, GE5654 Hi-Fi Headphone Amp for Home Theater/Record Player/Stereo Amplifier/Active Speaker
- Amazon Basics 2 RCA Audio Cable for Amplifier,Active Speakers or Subwoofer with Gold-Plated Plugs, 4 Feet, Black
- Tan QY 2RCA to 2RCA Cable 3Ft, Gold-Plated 2 RCA Male to 2 RCA Male Stereo Audio Cable for Home Theater, HDTV, Gaming Consoles, Hi-Fi Systems (3Ft/1M)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-03-09*