--- product_id: 127468192 title: "6J1 Tube Preamplifier" brand: "aiyima" price: "฿487" currency: THB in_stock: true url: https://www.desertcart.co.th/products/127468192-6j1-tube-preamplifier store_origin: TH region: Thailand --- # Bluetooth 5.0 GE5654 Tube Upgrade Treble & Bass Control 6J1 Tube Preamplifier **Brand:** aiyima **Price:** ฿487 **Availability:** ✅ In Stock ## Summary > 🎶 Elevate Your Listening Experience with AIYIMA! ## Quick Answers - **What is this?** 6J1 Tube Preamplifier by aiyima - **How much does it cost?** ฿487 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/127468192-6j1-tube-preamplifier) ## Best For - aiyima enthusiasts ## Why This Product - Trusted aiyima brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Unleash Your Sound:** Experience the warm, rich tones of your favorite tracks with advanced tube technology. - • **Solid Build Quality:** Crafted with a robust metal design, this preamp is built to last and impress. - • **Seamless Connectivity:** Bluetooth 5.0 ensures a stable connection for uninterrupted audio enjoyment. - • **Versatile Compatibility:** Easily integrates with powered speakers and amplifiers for a complete audio setup. - • **Tailored Audio Experience:** Adjust treble and bass to create the perfect sound profile for any genre. ## Overview The AIYIMA A3 PRO GE5654 Tube Preamplifier is a high-fidelity audio preamp featuring Bluetooth 5.0 connectivity, treble and bass adjustments, and a solid metal construction. Designed for easy tube replacement, it enhances your audio experience while minimizing interference, making it the perfect addition to your home audio system. ## Description Full description not available ## Features - ❶ This Bluetooth 5.0 Vacuum tube preamp,With Bass and treble,Sound quanlity really good,Let you enjoy sweet and warm sound quality.(Note:Cannot be used on a record player and phonographs) - ❷ AUX / Bluetooth Audio input Manual switch mode, See the product description for more details,With DC12V/1A power supply(Do not use a power supply exceeding 12V) - ❸ Upgraded using the GE5654 tubes design for easy replacement,Designed so the tube can be replaced, soft voice.The tube can be replaced with 6J1/6J2/6K4/GE5654/6AK5/6Ж1n - ❹ Build quality is surprisingly solid,Nice touch!The power circuit is completely separate from the audio circuit, Minimizing interference for clear sound - ❺ This AIYIMA TUBE A3 PRO is a preamplifier. It is not an audio amplifier. It needs to be connected to an powered speaker and a rear amplifier ## Technical Specifications | Specification | Value | |---------------|-------| | Material Type | Metal | | Item Dimensions | 4.69 x 3.74 x 1.22 inches | | Number of Channels | 2 | | Package Type | box | | Minimum Supply Voltage | 12 Volts (DC) | | Mounting Type | Surface Mount | | Voltage | 12 Volts (DC) | | Maximum Supply Voltage | 12 Volts (DC) | ## Product Details - **Item dimensions L x W x H:** 4.69 x 3.74 x 1.22 inches - **Voltage:** 12 Volts (DC) - **Manufacturer:** YIMA TECH - **Maximum Supply Voltage:** 12 Volts (DC) - **Minimum Supply Voltage:** 12 Volts (DC) ## Images ![6J1 Tube Preamplifier - Image 1](https://m.media-amazon.com/images/I/51S0tZwyYqL.jpg) ![6J1 Tube Preamplifier - Image 2](https://m.media-amazon.com/images/I/617NykTBrPL.jpg) ![6J1 Tube Preamplifier - Image 3](https://m.media-amazon.com/images/I/61d942IQ0tL.jpg) ![6J1 Tube Preamplifier - Image 4](https://m.media-amazon.com/images/I/61H7UALhdCS.jpg) ![6J1 Tube Preamplifier - Image 5](https://m.media-amazon.com/images/I/71dwNSDjQ1L.jpg) ## Questions & Answers **Q: What is the output impedance?** A: No,this is a tube preamplifier, not a tube amplifier,impedance and power is decided according to your power amplification,hope you can understand,thanks **Q: Just purchased this unit. when i turn on the power switch the led light below it flashes red and blue. is there a problem with the unit?** A: Hi sir,Red and blue flashing is the status of bluetooth waiting to be connected,Blue light indicates bluetooth connection is successful ,Only display Red light is AUX status,so pls check your use status, Use the select button on the back of the preamplifier to select the function you need,Hope it can help you,and thanks for your remind,we will add this information on our description.Any problem,pls contact us,thanks. **Q: se puede conectar tornemesa por medio del 3.5mm?** A: No,no se puede. Para conectar conectar un tornamesa es necesaria un preamplificador que pueda aumentar la escasa señal del giradisco. Este equipo no la tiene **Q: I have a crown amp i want to use this with, i am looking to connect to my yamaha rx-385 via blue tooth, just not sure if this pre-amp will work.** A: You can use this tube preamplifier before your amp , then use the audio cable connect your audio amp,the connect step is TUBE A3 pro to your amp than to your speaker. ## Frequently Bought Together - [New Upgraded] AIYIMA A3 PRO GE5654 Tube Preamplifier Bluetooth 5.0 with Treble & Bass Adjustment DC12V HiFi Audio Preamp for Home Audio Amplifier System(Black+BT 5.0) - AIYIMA A07 Premium TPA3255 Power Amplifier 300Wx2 HiFi Class D Audio Amp Mini 2 Channel Stereo Amplifier for Passive Speaker Desktop Bookshelf Home Theater System with DC 32V Power Adapter - 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.co.th/products/127468192-6j1-tube-preamplifier](https://www.desertcart.co.th/products/127468192-6j1-tube-preamplifier) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-04-23*