--- product_id: 473216135 title: "ST-01 PRO 200W Bluetooth Amplifier, 2 Channel Vacuum Tube Power Amp with USB DAC/Coaxial Optical Inputs/VU Meter/Treble Bass Control for Home Theater/Stereo Speakers (Upgrade Version)" brand: "douk audio" price: "€ 231.05" currency: EUR in_stock: true reviews_count: 13 category: "Douk Audio" url: https://www.desertcart.be/products/473216135-st-01-pro-200w-bluetooth-amplifier-2-channel-vacuum-tube store_origin: BE region: Belgium --- # Vintage VU meter with sensitivity control Bluetooth 5.0 & multi digital inputs 200W peak power output ST-01 PRO 200W Bluetooth Amplifier, 2 Channel Vacuum Tube Power Amp with USB DAC/Coaxial Optical Inputs/VU Meter/Treble Bass Control for Home Theater/Stereo Speakers (Upgrade Version) **Brand:** douk audio **Price:** € 231.05 **Availability:** ✅ In Stock ## Summary > 🎶 Vintage vibes, modern power — amplify your audio lifestyle! ## Quick Answers - **What is this?** ST-01 PRO 200W Bluetooth Amplifier, 2 Channel Vacuum Tube Power Amp with USB DAC/Coaxial Optical Inputs/VU Meter/Treble Bass Control for Home Theater/Stereo Speakers (Upgrade Version) by douk audio - **How much does it cost?** € 231.05 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/473216135-st-01-pro-200w-bluetooth-amplifier-2-channel-vacuum-tube) ## 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 - • **Seamless Connectivity:** Bluetooth 5.0, USB DAC, coaxial, optical, and RCA inputs ensure flawless compatibility with all your favorite devices—phones, TVs, computers, and more. - • **Tailor Your Soundscape:** Dedicated treble and bass knobs let you customize highs and lows for a perfectly balanced, hi-fi listening experience that suits your unique taste. - • **Power that Packs a Punch:** Delivers robust 100W per channel to effortlessly drive 3-8Ω passive speakers, filling your space with rich, room-rocking sound. - • **Expand Your Audio Universe:** 3.5mm AUX output enables easy connection to additional amps or subwoofers, creating immersive multi-channel home theater or stereo systems. - • **Analog Charm Meets Modern Tech:** Dynamic VU meter with adjustable sensitivity adds a warm, vintage glow that visually syncs with your music, elevating your audio setup’s aesthetic. ## Overview The Douk Audio ST-01 PRO is a compact yet powerful 2-channel vacuum tube amplifier delivering 100W per channel with versatile digital inputs including Bluetooth 5.0, USB DAC, coaxial, and optical. Featuring a stylish vintage VU meter with adjustable sensitivity and tone controls for bass and treble, it offers audiophiles a warm, customizable sound experience. Its AUX output supports multi-channel expansion, making it ideal for home theater and stereo setups seeking a blend of classic analog charm and modern connectivity. ## Description Product description Douk Audio ST-01 PRO 200W Bluetooth Amplifier Vintage Visuals, Modern Precision Gold VU meters dance with sound; tubes add warm analog tones in a compact design. Wireless HD Audio Streaming Stream CD-quality audio wirelessly—stable, low-latency for phones, tablets & laptops. Universal Audio Compatibility Connect via USB DAC, OPT/COAX, RCA, U-disk (FLAC/APE/WAV), or Bluetooth—supports all sources. Hi-Fi Dynamics, Custom Bass/Treble Powers 3–8Ω speakers; ±6dB tone controls shape highs and lows to your taste. Command Your Sound Experience Adjust volume, inputs, and playbackfrom your couch. No need to approach the unit. Cinema Immersion Simplified Compact powerhouse driving bookshelf/floor speakers. Warm tube sound meets theater-scale dynamics. Premium Soundworkspace Solution Hi-Fi clarity on your desk– fits 4.5-inch wide spaces. Subwoofer AUX Output Ready Use the 3.5mm AUX out to link active subwoofers. Add deep, multi-channel bass systems. Technical Specifications What upgrades does the PRO version offer?​​ The upgraded ST-01 PRO adds U-disk input for lossless formats, adjustable VU meter sensitivity for signal matching, and decorative gold rings for a premium look. Enhances usability and aesthetics. What upgrades does the PRO version offer?​​ The upgraded ST-01 PRO adds U-disk input for lossless formats, adjustable VU meter sensitivity for signal matching, and decorative gold rings for a premium look. Enhances usability and aesthetics. How does the VU meter improve my setup?​​ It dynamically dances to music under warm lighting, creating vintage vibes and enhancing room decor. Perfect for immersive HiFi experiences. How does the VU meter improve my setup?​​ It dynamically dances to music under warm lighting, creating vintage vibes and enhancing room decor. Perfect for immersive HiFi experiences. Can I customize the sound output?​​ Yes! Use treble/bass controls (±6dB) and vacuum tubes to warm audio, eliminating digital harshness. Ideal for personalized, sweet-sounding HiFi with deep lows and clear highs. Can I customize the sound output?​​ Yes! Use treble/bass controls (±6dB) and vacuum tubes to warm audio, eliminating digital harshness. Ideal for personalized, sweet-sounding HiFi with deep lows and clear highs. What speakers work with this amplifier?​​ Drives all 3-8Ω passive speakers with 200W total power. Includes AUX output for connecting subs or additional amps, enabling easy multi-channel home theater setups. What speakers work with this amplifier?​​ Drives all 3-8Ω passive speakers with 200W total power. Includes AUX output for connecting subs or additional amps, enabling easy multi-channel home theater setups. Which devices connect to its inputs?​​ Compatible with phones, PCs, TVs, and more via Bluetooth 5.0, USB, coaxial/optical, or RCA. Supports high-res audio up to 192KHz/24Bit for audiophiles. Which devices connect to its inputs?​​ Compatible with phones, PCs, TVs, and more via Bluetooth 5.0, USB, coaxial/optical, or RCA. Supports high-res audio up to 192KHz/24Bit for audiophiles. Douk Audio & Nobsound Douk Audio ST-01 PRO Type: Bluetooth Tube Amp Channel: 2.0/2.1 Inputs: BT/RCA/USB/OPT/UDisk Outputs: Speakers+Active SUB Power: 100W x2 Tone Control: Learn More Douk Audio ST-01 PRO Type Bluetooth Tube Amp Channel 2.0/2.1 Inputs BT/RCA/USB/OPT/UDisk Outputs Speakers+Active SUB Power 100W x2 Tone Control Douk Audio ST-01 PLUS Type: Bluetooth Phono Amp Channel: 2.0/2.1 Inputs: BT/RCA/MM Turntable Outputs: Speakers+Active SUB Power: 300W x2 Tone Control: Learn More Douk Audio ST-01 PLUS Bluetooth Phono Amp BT/RCA/MM Turntable 300W x2 Douk Audio M1 PRO Type: Bluetooth Amplifier Channel: 2.0/2.1 Inputs: Bluetooth/RCA/Udisk Outputs: Speakers+Active SUB Power: 160W x2 Tone Control: Learn More Douk Audio M1 PRO Bluetooth Amplifier Bluetooth/RCA/Udisk 160W x2 Douk Audio M4 Type: 4-CH Bluetooth Amp Channel: 4.0 Inputs: Bluetooth/RCA/Udisk Outputs: Speakers Power: 50W x4 Tone Control: Learn More Douk Audio M4 4-CH Bluetooth Amp 4.0 Speakers 50W x4 Douk Audio VU3 PRO Type: Amp/Speaker Switch Channel: 2-Way Inputs: Amplifiers Outputs: Speakers Power: Max 350W Tone Control: Learn More Douk Audio VU3 PRO Amp/Speaker Switch 2-Way Amplifiers Max 350W ## Features - Full Upgraded Version of ST-01: 1. Supports U-disk input to play lossless formats music. 2. Add sensitivity adjustment of VU meter on its bottom, easy to set and match better with different input signals. 3. Add three decorative golden circles around tubes and VU meter, looks more exquisite and luxury. - Unique and amazing combination: With VU meter into whole in such a mini size, the pointer dancing in the warm light with strong vintage feelings when enjoy HiFi music, dynamically decorates the audio system space. - HiFi clear sound with tone control: resonable circuit and concise wiring, adopts vacuum tubes to soften the sound and filter out the digital feelings, sounds warm and sweet without noise. Also with treble and bass knobs to adjust one's own preferable sound styles, presents HiFi music with rousing highs and deep lows. - Strong output power and special AUX output: use TI's classic power amp IC, each channel can output 100W(4Ω) and easily to drive all 3-8Ω passive speakers, adds 3.5mm AUX output easy to connect another amplifier or active speaker / subwoofer to build multiple channel system and enjoy wonderful home theater experience. - With multiple digital audio inputs: Bluetooth 5.0 / USB / Coaxial / Optical / stereo RCA, compatible with most audio device such as phones, computers, tablets, TVs, TV, CD players etc. The perfect combination of DAC and amplifier, very suitale for audiophiles who have various audio devices. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BBRBWW36 | | Best Sellers Rank | #18,737 in Electronics ( See Top 100 in Electronics ) #85 in Audio Component Amplifiers | | Brand Name | Douk Audio | | Customer Reviews | 4.4 out of 5 stars 475 Reviews | | Item Dimensions | 4.53 x 3.84 x 2.13 inches | | Item Weight | 1.33 Kilograms | | Item dimensions L x W x H | 4.53 x 3.84 x 2.13 inches | | Manufacturer | Douk Audio | | Material Type | Glass, Metal, Plastic, Electrical Components | | Maximum Supply Voltage | 30 Volts (DC) | | Minimum Supply Voltage | 18 Volts (DC) | | Model | ST-01 PRO | | Mounting Type | Freestanding | | Number of Channels | 2 | | Output Power | 100 Watts | | Part Number | ST-01 PRO | | Specification Met | FCC | | Voltage | 18 Volts (DC) | ## Product Details - **Item dimensions L x W x H:** 4.53 x 3.84 x 2.13 inches - **Manufacturer:** Douk Audio - **Maximum Supply Voltage:** 30 Volts (DC) - **Minimum Supply Voltage:** 18 Volts (DC) - **Voltage:** 18 Volts (DC) ## Images ![ST-01 PRO 200W Bluetooth Amplifier, 2 Channel Vacuum Tube Power Amp with USB DAC/Coaxial Optical Inputs/VU Meter/Treble Bass Control for Home Theater/Stereo Speakers (Upgrade Version) - Image 1](https://m.media-amazon.com/images/I/71ZB8jMWbDL.jpg) ![ST-01 PRO 200W Bluetooth Amplifier, 2 Channel Vacuum Tube Power Amp with USB DAC/Coaxial Optical Inputs/VU Meter/Treble Bass Control for Home Theater/Stereo Speakers (Upgrade Version) - Image 2](https://m.media-amazon.com/images/I/81Bsw8S64LL.jpg) ![ST-01 PRO 200W Bluetooth Amplifier, 2 Channel Vacuum Tube Power Amp with USB DAC/Coaxial Optical Inputs/VU Meter/Treble Bass Control for Home Theater/Stereo Speakers (Upgrade Version) - Image 3](https://m.media-amazon.com/images/I/81MpIja6hdL.jpg) ![ST-01 PRO 200W Bluetooth Amplifier, 2 Channel Vacuum Tube Power Amp with USB DAC/Coaxial Optical Inputs/VU Meter/Treble Bass Control for Home Theater/Stereo Speakers (Upgrade Version) - Image 4](https://m.media-amazon.com/images/I/81TRLOXO+JL.jpg) ![ST-01 PRO 200W Bluetooth Amplifier, 2 Channel Vacuum Tube Power Amp with USB DAC/Coaxial Optical Inputs/VU Meter/Treble Bass Control for Home Theater/Stereo Speakers (Upgrade Version) - Image 5](https://m.media-amazon.com/images/I/71NHF5Y1W4L.jpg) ## Questions & Answers **Q: What upgrades does the PRO version offer?​​** A: The upgraded ST-01 PRO adds U-disk input for lossless formats, adjustable VU meter sensitivity for signal matching, and decorative gold rings for a premium look. Enhances usability and aesthetics. **Q: How does the VU meter improve my setup?​​** A: It dynamically dances to music under warm lighting, creating vintage vibes and enhancing room decor. Perfect for immersive HiFi experiences. **Q: Can I customize the sound output?​​** A: Yes! Use treble/bass controls (±6dB) and vacuum tubes to warm audio, eliminating digital harshness. Ideal for personalized, sweet-sounding HiFi with deep lows and clear highs. **Q: What speakers work with this amplifier?​​** A: Drives all 3-8Ω passive speakers with 200W total power. Includes AUX output for connecting subs or additional amps, enabling easy multi-channel home theater setups. **Q: Which devices connect to its inputs?​​** A: Compatible with phones, PCs, TVs, and more via Bluetooth 5.0, USB, coaxial/optical, or RCA. Supports high-res audio up to 192KHz/24Bit for audiophiles. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by B***N on November 12, 2025* ### ⭐⭐⭐⭐⭐ Review *by M***G on March 12, 2026* ### ⭐⭐⭐⭐ Review *by A***R on February 20, 2025* ## Frequently Bought Together - Douk Audio ST-01 PRO 200W Bluetooth Amplifier, 2 Channel Vacuum Tube Power Amp with USB DAC/Coaxial Optical Inputs/VU Meter/Treble Bass Control for Home Theater/Stereo Speakers (Upgrade Version) - Banana Plugs with Dual Set Screws,Black and Red Aluminum Shell,6 Pairs --- ## 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.be/products/473216135-st-01-pro-200w-bluetooth-amplifier-2-channel-vacuum-tube](https://www.desertcart.be/products/473216135-st-01-pro-200w-bluetooth-amplifier-2-channel-vacuum-tube) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-05-14*