--- product_id: 62378448 title: "BT20A Bluetooth Stereo Amplifier, 2 Channel Home Audio Component Amplifiers for Passive Speakers, Mini Class D Amp Receiver 200W for Indoor/Outdoor/Garage/Ceiling/Bookshelf Speaker" brand: "fosi audio" price: "€ 181.87" currency: EUR in_stock: true url: https://www.desertcart.gr/products/62378448-bt20a-bluetooth-stereo-amplifier-2-channel-home-audio-component-amplifiers store_origin: GR region: Greece --- # Seamless Bluetooth streaming 100W x 2 powerful output Smooth bass & treble tuning BT20A Bluetooth Stereo Amplifier, 2 Channel Home Audio Component Amplifiers for Passive Speakers, Mini Class D Amp Receiver 200W for Indoor/Outdoor/Garage/Ceiling/Bookshelf Speaker **Brand:** fosi audio **Price:** € 181.87 **Availability:** βœ… In Stock ## Summary > 🎡 Elevate your sound game β€” because your space deserves more than just noise. ## Quick Answers - **What is this?** BT20A Bluetooth Stereo Amplifier, 2 Channel Home Audio Component Amplifiers for Passive Speakers, Mini Class D Amp Receiver 200W for Indoor/Outdoor/Garage/Ceiling/Bookshelf Speaker by fosi audio - **How much does it cost?** € 181.87 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/62378448-bt20a-bluetooth-stereo-amplifier-2-channel-home-audio-component-amplifiers) ## Best For - fosi audio enthusiasts ## Why This Product - Trusted fosi audio brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Plug & Play Simplicity:** Quick setup with one-touch power switch and RCA inputs ensures you’re ready to impress in minutes. - β€’ **Tailor Your Soundscape:** Fine-tune bass and treble controls for a personalized audio experience that fits your vibe and space. - β€’ **Compact & Stylish Design:** Sleek all-black, durable Class D amplifier fits seamlessly into any modern home or office setup. - β€’ **Unleash Room-Filling Power:** 100 watts per channel drives multiple passive speakers with crystal-clear clarity and minimal distortion (<0.04% THD). - β€’ **Effortless Wireless Connectivity:** Instant Bluetooth pairing lets you stream your favorite playlists with zero dropouts or delays. ## Overview The Fosi Audio BT20A is a compact, entry-level Class D Bluetooth amplifier delivering 100 watts per channel with ultra-low distortion and high signal-to-noise ratio. Designed for home or small venues, it supports 2-8 ohm passive speakers and offers seamless Bluetooth and RCA connectivity. Its smooth bass and treble controls allow precise sound customization, all wrapped in a sleek, durable all-black chassis. Perfect for millennials seeking powerful, stylish, and easy-to-use audio gear that fits any modern lifestyle. ## Description Guided by our mission of "Redefining HiFi with Unmatched Value", Fosi Audio continues to fuel its passion for the Hifi industry, ramp up R&D efforts, and co-create new HiFi equipment with users. We pledge to bring more amazing Hifi gear with high value for the price, innovative design, cutting-edge technology, and premium quality, to audiophiles worldwide. Terminating Impedance: 2 Ohm - 8 Ohm THD ≀ 0.04%, SNR β‰₯ 98dB Power Adapter: 24V/4.5A, DC Input Range: 12-24V 100 watt per channel power output can drive most home passive speakers to create astonishing sound. Fine-tune your sound with the smooth bass and treble adjustment for optimal speaker performance. Instant setup with phones, tablets, and almost any other Bluetooth-enabled devices. Exceptional clarity at high volumes, with <0.04% distortion. Paired with your audio device over Bluetooth or RCA cable, you will get a rich and clear sound. The Texas Instruments TPA3116D2 Chip presents music with rousing highs and deep lows. Input: Bluetooth and RCA; Output: Passive Speakers A: Bluetooth takes priority over RCA. To switch to RCA, restart the device or disconnect Bluetooth. A: The middle position (12 o'clock) provides a flat frequency response. A: The DC barrel connector dimensions are 5.5*2.5mm. A: -If you're seeking the upgraded version of the BT20A, please consider the BT20A Pro amp. -In terms of accessories, a set of 24V/4.5A power cables and an instruction manual will be provided. Note: Remote control, banana plugs and extra cables are not included. A: You can control the volume directly from the audio source via the Bluetooth connection. A: - Ensure that all cables are properly connected. -Adjust the treble and bass controls on the power amplifier to achieve the desired sound. -Try changing the sound source, speakers and cables to test. Please use high-quality music input. BT20A BT20A PRO BT10A BT30D BT30D PRO MC101 MC331 Fosi Audio S3 HiFi Music Streamer DAC Preamp TPA3255 Class D Home Audio Mini Speaker 2 Channel Amp 300 Watts x2 Guided by our mission of "Redefining HiFi with Unmatched Value", Fosi Audio continues to fuel its passion for the Hifi industry, ramp up R&D efforts, and co-create new HiFi equipment with users. We pledge to bring more amazing Hifi gear with high value for the price, innovative design, cutting-edge technology, and premium quality, to audiophiles worldwide. ## Features - ENTRY-LEVEL POWER AMPLIFIER: Experience powerful sound with the BT20A Bluetooth amplifier, boasting an impressive 100Wx2 maximum output power. It can power multiple speaker cabinets, which can be used at home or in small venues - EFFECTIVE, SIMPLE, AND NO FRILLS: The compact design allows it to be used in any space where passive speakers are required. It can be used in an office, a bedroom, a living room, a garage, or even on the patio - EASY TO SET UP: The 2 Channel amplifier has a straightforward installation and a one-touch power switch for easy operation. The smooth bass and treble controls allow tuning to taste and the connected bookshelf speakers - BLUETOOTH AND RCA INPUTS: The seamless Bluetooth connectivity allowing you to stream music directly from your phone without any dropouts or delays, delivering crystal-clear sound and impressive volume for your home audio setup - ALL-BLACK DESIGN: This Class D amplifier features an integrated one-piece design that not only adds to its looks but also makes it more durable. With its stylish look, it fits wonderful on any shelf and complements most home decor ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B07BQC7GNL | | Best Sellers Rank | #2,367 in Electronics (See Top 100 in Electronics) #4 in Audio Component Amplifiers | | Brand | Fosi Audio | | Built In Media | Fosi Audio BT20A Amplifier x1, 24V 4.5A Power Supply x1, User Manual x1 | | Customer Reviews | 4.5 4.5 out of 5 stars (9,648) 4.5 out of 5 stars | | Item Type Name | Bluetooth Amplifier | | Item Weight | 567 Grams | | Manufacturer | Fosi Audio | | Mfr Part Number | BT20A | | Model Number | BT20A | | Unit Count | 1.0 Count | | Warranty Description | 24-month manufacturer | ## Product Details - **Item dimensions L x W x H:** 5.2 x 3.54 x 1.42 inches - **Manufacturer:** Fosi Audio - **Maximum Supply Voltage:** 24 Volts - **Minimum Supply Voltage:** 12 Volts (DC) - **Voltage:** 230 Volts ## Images ![BT20A Bluetooth Stereo Amplifier, 2 Channel Home Audio Component Amplifiers for Passive Speakers, Mini Class D Amp Receiver 200W for Indoor/Outdoor/Garage/Ceiling/Bookshelf Speaker - Image 1](https://m.media-amazon.com/images/I/61+cd+AMZcL.jpg) ## Questions & Answers **Q: How do I switch between RCA and Bluetooth on the BT20A?** A: Bluetooth takes priority over RCA. To switch to RCA, restart the device or disconnect Bluetooth. **Q: What is the position for flat frequency response on the amplifier?** A: The middle position (12 o’clock) provides a flat frequency response. **Q: What type of DC plug do I need for the BT20A’s power supply?** A: The DC barrel connector dimensions are 5.5*2.5mm. **Q: What's the upgraded version of the BT20A amp, and what accessories come with it?** A: -If you're seeking the upgraded version of the BT20A, please consider the BT20A Pro amp. ## Frequently Bought Together - Fosi Audio BT20A Bluetooth Stereo Amplifier, 2 Channel Home Audio Component Amplifiers for Passive Speakers, Mini Class D Amp Receiver 200W for Indoor/Outdoor/Garage/Ceiling/Bookshelf Speaker - Banana Plugs with Dual Set Screws,Black and Red Aluminum Shell,6 Pairs - Amazon Basics Speaker Cable, Easy Assembly, 16-Gauge, Bronze, 100 ft --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.gr/products/62378448-bt20a-bluetooth-stereo-amplifier-2-channel-home-audio-component-amplifiers](https://www.desertcart.gr/products/62378448-bt20a-bluetooth-stereo-amplifier-2-channel-home-audio-component-amplifiers) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-07-10*