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Wuzhi Audio ZK-502L Power Amplifier Board Class D AMP Module for DIY Wireless Speaker ZK-502L
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Os nossos principais Parceiros Logísticos
This little thing smaller than a card can output up to 50w*2 power (peak power), User Can Directly Connect with Wireless Bluetooth 5.0 without Password
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Note: Step Down Voltage Transformer required for using electronics products of EUA store (110-120). Recommended power converters Compre Agora.
O que se Destaca
Compact Design
The ZK-502L’s compact size makes it an ideal choice for DIY wireless speakers, fitting seamlessly into various designs without sacrificing audio quality.
Class D Efficiency
This amplifier board utilizes Class D technology, providing high energy efficiency and low heat generation, ensuring prolonged use without the risk of overheating.
Versatile Compatibility
Compatible with a wide range of speaker types and formats, making it an excellent choice for audio enthusiasts looking to customize their sound experience.
Detalhes do produto
| Item Weight | 0.15 lbs (70 grams) |
Quem Deverá Comprar?
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DIY Enthusiasts
Perfect for hobbyists looking to build their own wireless speakers with customizable audio settings.
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Compact Systems
Ideal for users needing a small but powerful amplifier for limited space environments like apartments or dorms.
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Budget Audiophiles
Great option for those seeking high-quality sound without breaking the bank on expensive audio equipment.
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High-Power Needs
Users needing extremely high wattage may find this amplifier underpowered for large rooms or loud environments.
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Casual Listeners
Not suitable for users who prefer plug-and-play solutions without the need for DIY assembly or technical know-how.
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Professional Use
Professionals requiring studio-grade audio equipment may find it lacking in features and power for serious applications.
DESCRIÇÃO DO PRODUTO
Wuzhi Audio ZK-502L Power Amplifier Board Class D AMP Module for DIY Wireless Speaker ZK-502L
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Perguntas e Respostas dos Clientes
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pergunta:
What is the Wuzhi Audio ZK-502L Power Amplifier Board?
Resposta: The Wuzhi Audio ZK-502L is a Class D amplifier module designed for powering DIY wireless speakers. Its compact design provides efficient power handling and sound reproduction. This amplifier is particularly popular among audio enthusiasts who want to build custom speaker systems. With features like high efficiency and low distortion rates, it can drive a variety of speaker types effectively, making it ideal for tailored audio projects. -
pergunta:
What are the key specifications of the ZK-502L module?
Resposta: The ZK-502L comes with several impressive specifications, including a power output of up to 50W per channel at 4 ohms. It operates at a wide frequency range, ensuring rich sound quality. Additionally, the module supports various input and output types, which makes it versatile for integration into different audio systems. Hobbyists appreciate its small footprint, which makes it suitable for various DIY projects. -
pergunta:
Is the ZK-502L suitable for beginners in DIY audio projects?
Resposta: Yes, the ZK-502L is suitable for beginners. Its straightforward design means it can be easily implemented into DIY projects without the need for extensive technical skills. Users can follow basic assembly instructions and connect it to their speakers relatively easily. For those new to audio projects, this module serves as a great introduction to amplifying audio signals and creating custom sound systems. -
pergunta:
How do I connect the ZK-502L to my speakers?
Resposta: To connect the ZK-502L to your speakers, you must first wire the positive and negative terminals of the amplifier to the respective terminals of your speaker. Following that, you should provide power to the module using a compatible power supply. It is important to ensure proper polarity and secure connections to avoid potential damage. This connection allows you to enjoy enhanced sound performance from your DIY speaker setup. -
pergunta:
Can the ZK-502L work with Bluetooth audio sources?
Resposta: The ZK-502L does not feature built-in Bluetooth capabilities. However, you can connect it to an external Bluetooth audio receiver. By doing this, you can stream audio wirelessly from your devices to the amplifier, providing a seamless experience. This setup is ideal for creating a wireless audio solution in your home or for portable speaker systems, combining modern convenience with classic DIY craftsmanship. -
pergunta:
What is the difference between Class D and Class AB amplifiers?
Resposta: Class D amplifiers, like the ZK-502L, are known for their high efficiency and compact design, which allow for less heat generation compared to Class AB amplifiers. While Class AB amplifiers offer superior sound quality with lower distortion, they tend to generate more heat and require larger heat sinks. For DIY applications, especially where space is a concern, Class D amplifiers are often preferred for their performance-to-size ratio. -
pergunta:
What power supply is recommended for the ZK-502L?
Resposta: For optimal performance, a regulated power supply ranging from 12V to 24V is recommended for the ZK-502L. The exact voltage depends on your application and the desired power output. A power supply that can offer adequate current according to the amplifier's specifications is crucial for achieving the best audio quality. Always ensure that your power source matches the modulated requirements to avoid any operational issues. -
pergunta:
What are the dimensions of the ZK-502L amplifier board?
Resposta: The ZK-502L amplifier board typically measures around 100mm x 70mm, which makes it a compact option for various audio projects. Its small size is advantageous for fitting into tight spaces or integrating into custom enclosures. This attribute appeals to DIYers looking to create sleek and portable speaker systems without sacrificing sound quality. -
pergunta:
What kind of speakers can I pair with the ZK-502L?
Resposta: The ZK-502L can be paired with various speaker types, including bookshelf and full-range speakers, as long as they are compatible with the amplifier’s output power specifications. The module is ideal for hobbyists who want to create custom sound systems, allowing them to experiment with different speaker configurations for enhanced audio experiences. Matching the impedance and power rating of the speakers is key for optimal performance. -
pergunta:
Where can I buy the Wuzhi Audio ZK-502L Power Amplifier Board in Angola?
Resposta: You can purchase the Wuzhi Audio ZK-502L Power Amplifier Board from Ubuy in Angola. They offer a reliable purchasing experience and various options for getting this product delivered directly to your location. Ubuy is known for a wide assortment of electronics, making it an excellent choice for DIY enthusiasts looking to enhance their audio projects.
UwayKey Amplifiers Editorial Review
The UWAYKEY Mini Bluetooth Amplifier Board is a compact and affordable device that delivers great sound for its price point. The device is easy to connect and comes with clear instructions, making it simple to install even for those without much technical knowledge. The product has received mostly positive reviews from customers who have found it easy to use and install. Some reviewers have even used it to retrofit vintage equipment, such as old radios and guitar amplifiers, with great success.
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Prós
- Compact and affordable
- Easy to install and use
- Delivers great sound for its price point
- Can be used to retrofit vintage equipment
Contras
- No aux input
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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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
- Output power of 50w*2
- Wide voltage input: DC 5-24V
- Bluetooth 5.0 connectivity without password
- Easy installation and short start-up sound
- Protective functions against overheat and short-circuits
- 24/7 customer service with 100% satisfaction guaranteed
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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.