- Página de inicio /
- Business, Industry & Science /
- Industrial Electrical /
- Semiconductor Products /
- Signal Components /
- Amplifiers /
- Audio Amplifier /
- DollaTek bluetooth 5.0 20W+20W Stereo Power A...
0 ratings
Nº de artículo:
191129763
DollaTek bluetooth 5.0 20W+20W Stereo Power Amplifier Board Mobile Control APP 12V/24V High Power Digital Amplifier Module
88% of respondents would recommend this to a friend
Nº de artículo:
191129763
USD 20
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from REINO UNIDO
0 ratings
Escribe una opinión
En stock
Importado de la tienda UK
QTY:
Solo quedan 4 artículos en stock.
Haz tu pedido ahora y recíbelo por ahí Monday, Septiembre 07
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Experience superior sound with our Bluetooth 5.0 Stereo Power Amplifier Board, equipped with multiple audio inputs and robust protection mechanisms.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Up Voltage Transformer required for using electronics products of REINO UNIDO store (230 V). Recommended power converters Comprar ahora.
What Stands Out
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.
Detalles de producto
| 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 |
| Number of Items | 1 |
| Country Of Origin | China |
| Manufacturer Part Number | ELA21311 |
| Item Weight | 0.3 lbs (140 grams) |
Who Should Buy?
-
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.
-
Home Theater Setup
Great for enhancing home audio experiences, providing a substantial power boost for speakers in a dedicated theater.
-
Casual Listeners
Not suitable for users who only need basic sound playback without additional features or high power requirements.
DESCRIPCIÓN DEL PRODUCTO
¿Tienes alguna consulta? Chatea con nosotros
Preguntas y respuestas de los clientes
-
Pregunta:
What is the maximum power supply voltage for the amplifier?
Respuesta: The maximum power supply voltage should not exceed 24V for 8Ω speakers and 12V for 4Ω speakers. -
Pregunta:
Can I use a speaker with less than 30W power rating?
Respuesta: It is recommended to use a speaker rated at 30W or above to avoid overheating and potential damage. -
Pregunta:
Is the amplifier protected against electrical issues?
Respuesta: 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. **
Customer Reviews & Ratings
76 valoraciones de los clientes
-
5 estrella
70%
-
4 estrella
16%
-
3 estrella
6%
-
2 estrella
0%
-
1 estrella
8%
Revisar este producto
Comparte tus ideas con otros clientes
ventajas
- 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
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
Pago seguro
Global Delivery
Easy Returns
Genuine Products
Product Price History
Información importante
- Limitaciones: Para los productos enviados al extranjero, ten en cuenta que cualquier garantía del fabricante puede no ser válida; las opciones de servicio del fabricante pueden no estar disponibles; los manuales del producto, las instrucciones y las advertencias de seguridad pueden no estar en los idiomas del país de destino; los productos (y los materiales que los acompañan) pueden no estar diseñados de acuerdo con las normas, especificaciones y requisitos de etiquetado del país de destino; y los productos pueden no ajustarse al voltaje del país de destino y a otras normas eléctricas (lo que requiere el uso de un adaptador o convertidor, si procede). El destinatario es responsable de asegurarse de que el producto puede ser importado legalmente al país de destino. Cuando hagas un pedido a Ubuy o a sus filiales, el destinatario es el importador registrado y debe cumplir todas las leyes y normativas del país de destino.
- No todos los productos que aparecen en Ubuy están a la venta, ya que Ubuy es un motor de búsqueda a nivel mundial. Los productos están sujetos a las normas de exportación/comercio.
USD 20
Haz tu pedido ahora y recíbelo por ahí Monday, Septiembre 07
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Solo quedan 4 artículos en stock.
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
características y beneficios
- 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.