- Home Page /
- Electronics /
- Home Audio /
- Home Theater /
- Receivers & Amplifiers /
- Amplifiers /
- Bluetooth Power Amplifier Board with Subwoofe...
0 ratings
Item #:
222507080
Bluetooth Power Amplifier Board with Subwoofer 2.1 Channel 50W2+100W, 12V-24V Audio Power Amplifier Module with Treble and Bass Control (ZK-MT21)
85% of respondents would recommend this to a friend
Item #:
222507080
USD 25
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
In stock
Imported from USA store
QTY:
Only 15 items left in stock.
Order now and get it around Sunday, September 27
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
Create a small movie theater experience with powerful sound and multiple input options!
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
What Stands Out
High Power Output
Delivers 50W2+100W power, ensuring robust sound quality suitable for both music and movies, rivaling higher-end systems without the price tag.
Bluetooth 5.1 Connectivity
Equipped with the latest Bluetooth 5.1 technology, offering stable and quick wireless connections for seamless audio streaming from multiple devices.
Versatile Inputs
Compatible with both Bluetooth and AUX inputs, providing flexibility for various audio sources, making it ideal for home theaters or casual listening.
Product Details
| Voltage | 20 volts |
| Maximum Supply Voltage | 24 volts |
| Minimum Supply Voltage | 12 volts_of_direct_current |
| Mounting Type | Surface Mount |
| Number of Channels | 2 |
| Package Type Name | Hard Case |
| Supply Current | 5 A |
| Item Dimensions | 4.37 x 4.05 x 1.02 inches (11.1 x 10.3 x 2.6 cm) |
| Manufacturer | DAJUNGUO |
| Model | ZK-MT21 |
| Brand Name | DAJUNGUO |
| Unit Count | 1 Count |
| UPC | 194852390669 |
| Included Components | amplifier board |
| Item Weight | 130 g |
| Part Number | ZK-MT21 |
| Item dimensions L x W x H | 4.37 x 4.05 x 1.02 inches (11.1 x 10.3 x 2.6 cm) |
What's in the box
amplifier board
Who Should Buy?
-
Home Theater Users
Ideal for users looking to enhance their home audio experience with powerful sound and subwoofer support.
-
DIY Audio Enthusiasts
Perfect for hobbyists who enjoy building their own audio systems and seek quality components for customization.
-
Portable Sound Solutions
Great for users needing a compact amplifier with Bluetooth connectivity for mobile or outdoor use.
-
Professional Musicians
May lack the high fidelity and output required for live performances or professional recording settings.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What are the main features of the Bluetooth Power Amplifier Board ZK-MT21?
Answer: The Bluetooth Power Amplifier Board ZK-MT21 offers a 2.1 channel audio output with a powerful 50W×2 + 100W configuration, making it ideal for subwoofer integration. It supports a voltage range of 12V-24V, allowing flexible power options. Key features include treble and bass control, which lets you tailor the audio output to your preferences, enhancing the listening experience. This makes it perfect for home theaters, gaming setups, and outdoor events where high-quality audio is essential. -
Question:
How do I connect my devices to the ZK-MT21 amplifier?
Answer: Connecting your devices to the ZK-MT21 amplifier is straightforward. You can use Bluetooth to link your smartphone, tablet, or computer wirelessly. Alternatively, you can connect audio sources using the RCA input, which is perfect for devices that don't support Bluetooth. This versatility allows you to easily switch between wired and wireless audio sources, making it suitable for both casual listening and more serious audio setups. -
Question:
Can I use the ZK-MT21 amplifier for outdoor events?
Answer: Yes, the ZK-MT21 amplifier is a great choice for outdoor events due to its robust power output and excellent audio quality. With a maximum power output of 100W for the subwoofer and 50W for the satellite speakers, it can easily fill larger spaces with rich sound. Just ensure that the amplifier is protected from moisture and direct sunlight, and you'll enjoy high-quality audio for gatherings, parties, and outdoor movie nights. -
Question:
What types of speakers can I connect to the ZK-MT21?
Answer: You can connect a variety of speakers to the ZK-MT21 amplifier, including passive bookshelf speakers and subwoofers. The amplifier is compatible with speakers rated for use within its power output range. For optimal performance, consider pairing it with speakers designed for home audio systems or soundbars. This setup will elevate your audio experience whether you are watching movies, playing games, or listening to music. -
Question:
Is the ZK-MT21 suitable for home theater use?
Answer: Absolutely! The ZK-MT21 is well-suited for home theater setups. Its two-channel output combined with a dedicated subwoofer channel allows for a rich and immersive sound experience. You can customize the audio with treble and bass control to suit your preferences, enhancing dialogues and sound effects when watching movies or shows. This makes it a fantastic addition to elevate your cinematic experience. -
Question:
What power source do I need for the ZK-MT21 amplifier?
Answer: The ZK-MT21 amplifier requires a power supply within the range of 12V to 24V. You can use a standard DC power adapter or battery setup that meets these specifications. This flexibility makes the amplifier suitable for various applications, from permanent installations at home to portable setups for outdoor events, ensuring users can enjoy consistent performance across different environments. -
Question:
Does the ZK-MT21 amplifier have Bluetooth connectivity?
Answer: Yes, the ZK-MT21 amplifier features Bluetooth connectivity, allowing you to wirelessly stream audio from your smartphone, tablet, or computer. This feature simplifies the setup process, eliminating the need for cumbersome wires. Whether you’re hosting a party or enjoying a quiet evening at home, you can play your favorite playlists effortlessly, making it a user-friendly option for modern audio capabilities. -
Question:
Can I still use the ZK-MT21 without Bluetooth?
Answer: Yes, you can definitely use the ZK-MT21 amplifier without Bluetooth. It has built-in RCA inputs for connecting wired audio sources like CD players, PCs, or televisions. This provides flexibility in how you choose to enjoy audio, whether you prefer the convenience of Bluetooth or the reliability of a wired connection. It’s ideal for various setups, ensuring compatibility with most audio devices. -
Question:
How do I control the sound quality on the ZK-MT21?
Answer: The ZK-MT21 amplifier features intuitive treble and bass controls on its panel, allowing you to adjust the sound quality according to your preferences. By tweaking these settings, you can enhance high frequencies for clarity or increase bass for a more robust sound profile. This personalization ensures an enjoyable listening experience, whether it's soft background music or loud action scenes in your favorite film. -
Question:
Where can I buy the Bluetooth Power Amplifier Board ZK-MT21?
Answer: You can buy the Bluetooth Power Amplifier Board ZK-MT21 from Ubuy in British Virgin Islands. Ubuy offers a reliable platform to purchase electronic solutions, ensuring you find the ZK-MT21 amplifier along with easy payment options and dedicated customer support. This makes it a convenient choice for consumers looking to enhance their audio experience.
DAJUNGUO Amplifiers Editorial Review
ZK-TB21 Power Amplifier Board Bluetooth5.1 TPA3116 Chip with Subwoofer 2.1 Channel 50W2+100W, DC 12-24V Bluetooth and AUX Inputs is a versatile and powerful solution for enhancing your audio experience. Users rave about its performance, with one review highlighting that it revived a Klipsch Pro Media 2.1 setup for an impressive sound with affordable quality. Its compact design allows easy integration into various setups, while the built-in crossover efficiently manages audio output. The amplifier handles two tower speakers while seamlessly connecting via Bluetooth and AUX. Overall, this amplifier receives high praise for delivering excellent sound quality and quick connectivity.
Customer Reviews & Ratings
452 customers ratings
-
5 Star
71%
-
4 Star
14%
-
3 Star
6%
-
2 Star
2%
-
1 Star
7%
Review this product
Share your thoughts with other customers
Pros
- Compact and lightweight design for easy placement
- Strong performance with two tower speakers
- Bluetooth connectivity for quick device pairing
- Built-in crossover enhances audio quality
- Affordable solution for high-end audio experience
Cons
- Initial pop sound when turned on
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
USD 25
Order now and get it around Sunday, September 27
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:
Only 15 items left in 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
Features & Benefits
- Features advanced TPA3116D2 HIFI chip for high-quality audio.
- Independent treble and bass control for personalized sound.
- Supports Bluetooth 5.0 and AUX input for versatile connectivity.
- Compatible with most DC power adapters, ensuring easy setup.
- Built-in protection mechanisms for safe operation.
- Ideal for small home theater setups with 20-100W speakers.
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.