--- product_id: 382013177 title: "DollaTek bluetooth 5.0 20W+20W Stereo Power Amplifier Board Mobile Control APP 12V/24V High Power Digital Amplifier Module" brand: "dollatek" price: "€ 26.39" currency: EUR in_stock: true reviews_count: 9 url: https://www.desertcart.fr/products/382013177-dollatek-bluetooth-5-0-20w-20w-stereo-power-amplifier-board store_origin: FR region: France --- # 8-24V wide voltage support Bluetooth 5.0 with 15m+ range 40W stereo output power DollaTek bluetooth 5.0 20W+20W Stereo Power Amplifier Board Mobile Control APP 12V/24V High Power Digital Amplifier Module **Brand:** dollatek **Price:** € 26.39 **Availability:** ✅ In Stock ## Summary > 🎧 Power your sound, own the room. ## Quick Answers - **What is this?** DollaTek bluetooth 5.0 20W+20W Stereo Power Amplifier Board Mobile Control APP 12V/24V High Power Digital Amplifier Module by dollatek - **How much does it cost?** € 26.39 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/382013177-dollatek-bluetooth-5-0-20w-20w-stereo-power-amplifier-board) ## Best For - dollatek enthusiasts ## Why This Product - Trusted dollatek brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Immersive Stereo Sound:** Experience crisp 20W+20W output for room-filling audio that commands attention. - • **Advanced Protection Suite:** Built-in safeguards against overvoltage, undervoltage, overheating, DC detection, and short circuits ensure reliability and longevity. - • **Robust Voltage Flexibility:** Supports 8-24V power supply, optimizing performance for various speaker setups from 30W to 200W. - • **Mobile Control at Your Fingertips:** Control your audio experience remotely via a dedicated app, perfect for the tech-savvy professional on the go. - • **Seamless Multi-Source Connectivity:** Effortlessly switch between Bluetooth, AUX, USB flash, and USB sound card inputs—plug and play convenience. ## Overview The DollaTek Bluetooth 5.0 Stereo Power Amplifier Board delivers a powerful 40W stereo output with versatile input options including Bluetooth, AUX, USB flash, and USB sound card. Designed for 8-24V power supplies and compatible with 30-200W speakers, it features advanced protection mechanisms to ensure durability. Compact and app-controlled, it’s the perfect high-performance amplifier module for modern audio setups. ## Description Specifications: Audio input: bluetooth + AUX+USB flash disk+Computer USB sound card (plug and play) Power supply: 8-24V (high power recomended high voltage) Adapter speaker:30-200W；4-8Ω Channel: left and right(stereo) bluetooth version:5.0(>15 meters without occlusion) Protection mechanism: overvoltage,undervoltage,overheating,DC detection,short circuit protection Size: 52*52mm Note: 1. Use the power amplifier board as far away as possible from the WIFI signal (router) 2. The recommended supply voltage is DC 8~24V, if it exceeds 26V, the chip will burn. 3. The power supply does not exceed 12V when connected to a 4Ω speaker, and does not exceed 24V when connected to an 8Ω speaker 4. The power supply current is recommended to be above 2A. 5. The working power of the module exceeds 20W*2, and a heat sink is required 6. The speaker cable should not be too long, and ensure that it is suitable within 1 meter 7. Pay attention to static electricity protection. Discharge the static electricity on your hands before touching the power amplifier board to prevent static electricity from breaking down the chip. Bluetooth chips are more sensitive to static electricity. 8. It is recommended to adapt the speaker with a rated power of 30W and above to avoid the speaker from heating and burning Package Included: 1 x bluetooth 5.0 10W/15W/20W Stereo Power Amplifier Board ## Features - Audio input: bluetooth + AUX+USB flash disk+Computer USB sound card (plug and play) - Power supply: 8-24V (high power recomended high voltage) - Adapter speaker:30-200W；4-8Ω - Channel: left and right(stereo) - Protection mechanism: overvoltage,undervoltage,overheating,DC detection,short circuit protection ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B09KN4BSMQ | | Best Sellers Rank | 92,889 in Business, Industry & Science (See Top 100 in Business, Industry & Science) 94 in Audio Amplifier | | Brand | DollaTek | | Country Of Origin | China | | Customer Reviews | 4.4 4.4 out of 5 stars (76) 4.4 out of 5 stars | | Manufacturer | DollaTek | | Manufacturer Part Number | ELA21311 | | Maximum Supply Voltage | 24 Volts | | Minimum Supply Voltage | 8 Volts (DC) | | Model Number | ELA21311 | | Mounting Type | Freestanding | | Number Of Channels | 2 | | Number Of Items | 1 | | Output Power | 40 Watts | | Package Type Name | Loose | | Specification Met | Bluetooth 5.0 | | Supply Current | 2 Amps | | Voltage | 12 Volts, 24 Volts | ## Product Details - **Voltage:** 24 Volts - **Manufacturer:** DollaTek - **Maximum supply voltage:** 24 Volts - **Minimum supply voltage:** 8 Volts - **Mounting type:** Freestanding ## Images ![DollaTek bluetooth 5.0 20W+20W Stereo Power Amplifier Board Mobile Control APP 12V/24V High Power Digital Amplifier Module - Image 1](https://m.media-amazon.com/images/I/51JJRgRWgKL.jpg) ![DollaTek bluetooth 5.0 20W+20W Stereo Power Amplifier Board Mobile Control APP 12V/24V High Power Digital Amplifier Module - Image 2](https://m.media-amazon.com/images/I/51n43oquHDL.jpg) ![DollaTek bluetooth 5.0 20W+20W Stereo Power Amplifier Board Mobile Control APP 12V/24V High Power Digital Amplifier Module - Image 3](https://m.media-amazon.com/images/I/513shkOFiLL.jpg) ![DollaTek bluetooth 5.0 20W+20W Stereo Power Amplifier Board Mobile Control APP 12V/24V High Power Digital Amplifier Module - Image 4](https://m.media-amazon.com/images/I/51XUZT54GyL.jpg) ![DollaTek bluetooth 5.0 20W+20W Stereo Power Amplifier Board Mobile Control APP 12V/24V High Power Digital Amplifier Module - Image 5](https://m.media-amazon.com/images/I/61EAxc3j6sL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Surprisingly good. *by on Reviewed in the United Kingdom 23 February 2025* This little unit has transformed our Sony Bravia tv sound. So much base now with separate speakers off old midi hifi unit. My wife and I always struggled with understanding dialogue and had to have the text on but not any more. Thankyou. ### ⭐⭐⭐⭐⭐ The best option *by on Reviewed in the United Kingdom 5 November 2023* I installed in my car, very good, many thanks !!! ### ⭐⭐⭐⭐⭐ Works well *by on Reviewed in the United Kingdom 28 October 2023* Great little item for projects ## Frequently Bought Together - DollaTek bluetooth 5.0 20W+20W Stereo Power Amplifier Board Mobile Control APP 12V/24V High Power Digital Amplifier Module - electrosmart 10m Red/Black 2x 1mm 2x 89 Strand Speaker Cable Wire for Home HiFi/Car Audio etc --- ## 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.fr/products/382013177-dollatek-bluetooth-5-0-20w-20w-stereo-power-amplifier-board](https://www.desertcart.fr/products/382013177-dollatek-bluetooth-5-0-20w-20w-stereo-power-amplifier-board) --- *Product available on Desertcart France* *Store origin: FR* *Last updated: 2026-09-29*