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- DollaTek bluetooth 5.0 20W+20W Stereo Power A...
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Artigo n.º:
191129763
DollaTek bluetooth 5.0 20W+20W Stereo Power Amplifier Board Mobile Control APP 12V/24V High Power Digital Amplifier Module
Artigo n.º:
191129763
STD 449825
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from Reino Unido
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Importado da loja UK
QTY:
Restam apenas 5 artigos em stock.
Encomende já e receba por volta de Sábado, Julho 18
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Os nossos principais Parceiros Logísticos
Experience superior sound with our Bluetooth 5.0 Stereo Power Amplifier Board, equipped with multiple audio inputs and robust protection mechanisms.
Fast
Shipping
Devolução
gratuita*
Embalagem Segura
Produtos 100% Originais
Certificação PCI DSS
Certificação ISO 27001
Note: Step Down Voltage Transformer required for using electronics products of Reino Unido store (230 V). Recommended power converters Compre Agora.
O que se Destaca
Bluetooth 5.0
Experience seamless wireless connectivity with Bluetooth 5.0, offering faster data transfer and extended range, ensuring stable connections for your audio needs.
High Power Output
Delivers an impressive 20W+20W output, providing robust sound quality and powerful amplification for any speaker setup, perfect for enhancing your audio experience.
Mobile Control APP
Easily adjust settings and control playback directly from your smartphone with the mobile app, offering convenience and intuitive management of your audio preferences.
Detalhes do produto
- 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
| Voltage | 12 Volts, 24 Volts |
| Maximum Supply Voltage | 24 Volts |
| Minimum Supply Voltage | 8 Volts (DC) |
| Mounting Type | Freestanding |
| Number of Channels | 2 |
| Output Power | 40 Watts |
| Package Type Name | Loose |
| Supply Current | 2 Amps |
| Specification Met | Bluetooth 5.0 |
| Manufacturer | DollaTek |
| Model Number | ELA21311 |
| Brand | DollaTek |
| Manufacturer Part Number | ELA21311 |
| Country Of Origin | China |
| Item Weight | 0.3 lbs (140 grams) |
Quem Deverá Comprar?
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DIY Audio Enthusiasts
Perfect for those building custom audio systems looking for a powerful, compact amplifier with Bluetooth control.
-
Portable Sound Systems
Ideal for users creating mobile sound setups, offering portability and high power in a lightweight module.
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Home Theater Setup
Great for enhancing home audio experiences, providing a substantial power boost for speakers in a dedicated theater.
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Casual Listeners
Not suitable for users who only need basic sound playback without additional features or high power requirements.
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Non-Technical Users
May be complex for those unfamiliar with installation and technical setup, requiring certain knowledge for optimal use.
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High-End Audiophiles
May not meet the stringent sound quality demands of audiophiles seeking premium audio components and performance.
DESCRIÇÃO DO PRODUTO
Tem alguma Dúvida? Converse connosco
Perguntas e Respostas dos Clientes
-
pergunta:
What is the maximum power supply voltage for the amplifier?
Resposta: The maximum power supply voltage should not exceed 24V for 8Ω speakers and 12V for 4Ω speakers. -
pergunta:
Can I use a speaker with less than 30W power rating?
Resposta: It is recommended to use a speaker rated at 30W or above to avoid overheating and potential damage. -
pergunta:
Is the amplifier protected against electrical issues?
Resposta: Yes, the amplifier features multiple protection mechanisms to safeguard against overvoltage, undervoltage, overheating, DC detection, and short circuits.
DollaTek Audio Amplifier ELA21311 Editorial Review
The DollaTek Bluetooth 5.0 20W+20W Stereo Power Amplifier Board has garnered positive feedback from users who appreciate its capability to enhance audio experiences in various settings. Users have reported significant improvements in sound clarity and bass performance, transforming otherwise mediocre audio setups into impressive sound systems. Installations range from home environments, where it has greatly improved the sound quality of a Sony Bravia TV, to cars and outdoor spaces, demonstrating versatility in its application. Customers have mentioned that the amplifier allows for clear dialogue, reducing the need for subtitles. It proves especially effective for DIY projects, powering multiple speakers while delivering a satisfying audio experience. The Bluetooth connectivity works well within a reasonable range, although some users have noted a slight reduction in performance at longer distances. The unit is lauded for its reliability, with several users claiming it operates well even after months of use. While there are minor issues, such as occasional skipping or a buzz when using the Aux input, the overall sound quality during Bluetooth playback has received high praise. Furthermore, its affordability makes it an attractive option for users who appreciate good quality at a low price, offering peace of mind about potential burnouts due to its cost-effective nature. In summary, the DollaTek Bluetooth Amplifier is celebrated for its impressive performance, versatility, and user-friendly setup. Many users express satisfaction with its ability to transform their audio experiences, making it a recommended choice for those looking to optimize their sound systems without breaking the bank. **
Avaliações e Classificações dos Clientes
73 classificações de clientes
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5 Estrela
70%
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4 Estrela
17%
-
3 Estrela
6%
-
2 Estrela
0%
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1 Estrela
7%
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Prós
- Significant improvement in sound quality and bass
- Clear dialogue enhancement reducing the need for subtitles
- Versatile for use in home, car, and outdoor settings
- Reliable performance over extended periods
- Cost-effective with a good quality-to-price ratio
Contras
- Limited Bluetooth range (approx. 10ft)
Platform Trust & Buyer Confidence
MT
Mohd
Verified buyer
“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer
“Accurate delivery timing given”
16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer
“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
LM
Leila
Verified buyer
“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”
6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer
“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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Informação importante
- Limitações: para produtos expedidos internacionalmente, tenha em atenção que qualquer garantia do fabricante pode não ser válida; opções de serviço do fabricante podem não estar disponíveis; manuais de produtos, instruções e avisos de segurança podem não estar nas línguas do país de destino; os produtos (e materiais que o acompanham) pode não ter sido concebido em conformidade com as normas, especificações e requisitos de rotulagem do país de destino; e os produtos podem não estar em conformidade com a voltagem e outras normas elétricas do país de destino (requerendo assim o uso de um adaptador ou conversor caso seja apropriado). O destinatário é responsável por garantir que o produto pode ser legalmente importado para o país de destino. Quando encomenda à Ubuy ou aos seus afiliados, o destinatário é o importador de registo e deve estar em conformidade com todas as leis e regulamentos do país de destino.
- Nem todos os produtos listados na Ubuy estão à venda, uma vez que a Ubuy é um motor de busca global. Os produtos estão sujeitos a leis de exportação/comércio.
STD 449825
Encomende já e receba por volta de Sábado, Julho 18
Este artigo não está restrito no meu país. (Clique no link acima se este artigo não estiver restrito no seu país, para que a nossa equipa o analise e permita.)
QTY:
Restam apenas 5 artigos em stock.
Transação segura
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Os nossos principais Parceiros Logísticos
Entrega internacional mais rápida
Recursos e benefícios
- Support for Bluetooth 5.0 with a range of over 15 meters.
- Multiple audio input options: Bluetooth, AUX, USB flash disk, and USB sound card.
- Robust protection mechanisms for overvoltage, undervoltage, overheating, DC detection, and short circuit.
- Compatible with speakers ranging from 30-200W; optimal use with 4-8Ω speakers.
- Ideal power supply range of DC 8-24V for best performance.
- Compact size at 52*52mm, perfect for various installations.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.