--- product_id: 394671620 title: "KGUSS Tube 02 Pro Vacuum Class-A Tube Mini Headphone Amplifier 5725 Tube Pre-amp DC12V Black" brand: "kguss" price: "1232.77 DT" currency: TND in_stock: true category: "Kguss" url: https://www.desertcart.tn/products/394671620-kguss-tube-02-pro-vacuum-class-a-tube-mini-headphone store_origin: TN region: Tunisia --- # Ultra-low output impedance <0.1Ω 850mW max output power Class-A tube amplification KGUSS Tube 02 Pro Vacuum Class-A Tube Mini Headphone Amplifier 5725 Tube Pre-amp DC12V Black **Brand:** kguss **Price:** 1232.77 DT **Availability:** ✅ In Stock ## Summary > 🎧 Elevate your sound game with tube-powered clarity and power! ## Quick Answers - **What is this?** KGUSS Tube 02 Pro Vacuum Class-A Tube Mini Headphone Amplifier 5725 Tube Pre-amp DC12V Black by kguss - **How much does it cost?** 1232.77 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/394671620-kguss-tube-02-pro-vacuum-class-a-tube-mini-headphone) ## Best For - kguss enthusiasts ## Why This Product - Trusted kguss brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Sleek Minimalist Design:** Black frosted metal chassis blends elegance with desktop sophistication, making your setup a statement piece. - • **Audiophile-Grade Transparency:** Premium coupling capacitors ensure sweet, crystal-clear audio that elevates every listening session. - • **Customizable Tube Playability:** Swap 5725 tubes with 6J1 or 6J2 models to personalize your sound and enjoy higher gain modes (+2.5dB). - • **Pure Tube Warmth, Modern Power:** Class-A 5725 tube amp delivers rich, detailed sound with 850mW output to drive any earphone effortlessly. - • **Seamless Multi-Source Switching:** Dual line outputs with innovative tube-transistor hybrid design eliminate plug-in hassles for true audio enthusiasts. ## Overview The KGUSS Tube 02 Pro is a Class-A tube headphone amplifier featuring 5725 tubes and up to 850mW output power. It combines tube warmth with transistor buffering for strong, transparent sound and low distortion. With dual line outputs, customizable tube options, and a sleek black metal design, it’s perfect for audiophiles seeking premium desktop audio performance and versatile connectivity. ## Description Technical SpecsBrand:FX-AUDIO-Model:TUBE-02 PROWorking Voltage:12VTube model: 5725Headphone output power: THD+N<1% 850mW(32Ω) 450mW(64Ω) 256mW(150Ω) 130mW(300Ω) 65mW(600Ω)Line Output Level:1.7rmsSNR: Line Output 114dB Headphone output 113dbFrequency Response:20-40KHzOutput Impedance:<0.1ΩPower Consumption:6WNoise Floor:<1mVStandby:<0.1Wweight:0.7kgPackage dimensions:25CM*20CM*7CM ## Features - TUBE-02 PRO is a Class-A tube headphone amp,which uses 5725 tubes to amplify signal.It has a strong tube flavor,fine tone,and high performance,bringing extremely high-quality listening experience - Adopt transistors for class A buffer,strong output power can easily drive any kind earphones,,output power up to 850mW.And audiophile-grade coupling capacitors is adopted to td the sound more sweet and transparent - Has two sets of line outputs,through the tube.The design is novel, and the variant amplification of internal transistor and electron tube is processed by tube output,which solves the trouble of plugging in and out when enthusiasts use multiple sound sources - It can be used as the Pre-amplifier of all kinds of audio amplifier or active speaker,and improve the sound quality of audio amplifier or active speaker.The black frosted texture looks simple and elegant，makes it fashionable and attractive, bringing wonderful auditory and visual enjoyment, very suitable for home and desktop audio system - With high gain mode, the gain can be increased by +2.5dB. The tube can be replaced by 6J1, 6J2 tubes freely (other models are temporarily incompatible),adding much fun and higher playability ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09MFCB3ZH | | Amplifier Type | Tube | | Brand | KGUSS | | Color | Black | | Compatible Devices | DAC | | Connector Type | 6.35mm and 3.5mm Jack, RCA | | Customer Reviews | 4.2 4.2 out of 5 stars (75) | | Enclosure Material | Metal | | Item Dimensions D x W x H | 20D x 25W x 7H centimeters | | Item Weight | 0.7 Kilograms | | Manufacturer | KGUSS | | Mfr Part Number | FX AUDIO TUBE02 PRO | | Model Name | TUBE-02 PRO | | Model Number | FX AUDIO TUBE02 PRO | | Number of Items | 1 | | Number of Packs | 1 | | Output Channel Quantity | 2 | | Output Wattage | 6 Watts | | Power Source | Corded Electric | | Sound Profile | Warm, Sweet, Transparent | | Speaker Size | 25 Centimeters | ## Product Details - **Brand:** KGUSS - **Colour:** Black - **Compatible devices:** DAC - **Material:** Metal - **Output wattage:** 6 Watts ## Images ![KGUSS Tube 02 Pro Vacuum Class-A Tube Mini Headphone Amplifier 5725 Tube Pre-amp DC12V Black - Image 1](https://m.media-amazon.com/images/I/51h0L+pAi9L.jpg) ## Questions & Answers **Q: How about using it as a preamplifier for a phonograph** A: I use them on my 3 turntables **Q: Would this work on the DT 880 Pro 250 ohms?** A: The headphone power output of TUBE-02PRO can support 32-600 Ω, DT880PRO is 250 Ω, it is suitable for use. **Q: Does the tube glow brighter after the device has been in use for a while?** A: Having used around 1 1/2 months I have not noticed the change in brightness of the tubes It seems almost the same **Q: Are you satisfied with the vacuum tubes? Have you tried to replace other vacuum tubes** A: I am happy with the orig tubes did not have the chance to change the tubes yet Maybe someday soon ## Frequently Bought Together - FX-Audio Tube-02 Pro Tube Headphone Amplifier, Vacuum 5725 Tube Preamp, Mini Hi-Fi Integrated Stereo Class A amp Supports 32-600 ohms of Headphones, for Stereo Amplifier/Active Speaker - 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) - Monoprice 1.5ft Premium 2 RCA Plug/2 RCA Plug M/M 22AWG Cable - Black --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/394671620-kguss-tube-02-pro-vacuum-class-a-tube-mini-headphone](https://www.desertcart.tn/products/394671620-kguss-tube-02-pro-vacuum-class-a-tube-mini-headphone) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-11-10*