What are the key features of the ZK-AS21P Bluetooth amplifier board?

The ZK-AS21P features a 2.1 channel setup with a powerful output of 300W for the left and right channels and 600W for the subwoofer, utilizing the advanced Class D TPA3255 technology. It has integrated Bluetooth connectivity, a user-friendly knob control for volume adjustments, and supports stereo speakers, making it versatile for various audio setups. This amplifier is ideal for those looking to enhance their audio experience, whether for home entertainment or professional use.

How does the Bluetooth functionality work in the ZK-AS21P?

The Bluetooth functionality in the ZK-AS21P allows users to connect wirelessly with compatible devices like smartphones, tablets, and laptops. This means you can stream music or audio directly to your amplifier without the need for cumbersome cables. Simply pair your device and enjoy high-quality audio playback. It is particularly useful for home audio setups where you want to minimize clutter and enhance convenience.

Can the ZK-AS21P be used with outdoor speakers?

Yes, the ZK-AS21P can be effectively used with outdoor speakers, provided they are rated to handle the amplifier's power output. It has a robust build quality and can deliver high power, making it suitable for outdoor gatherings or parties. Ensure proper housing or protection from environmental factors to maintain performance. This amplifier is perfect for creating an immersive outdoor sound experience.

What is the difference between Class D and other amplifier classes?

Class D amplifiers like the TPA3255 in the ZK-AS21P are known for their efficiency and compact size compared to other classes such as Class A or AB. They use pulse width modulation to amplify audio signals, providing high power output with minimal heat generation. This makes them ideal for various setups without taking up much space and reduces energy consumption while delivering excellent sound quality.

What types of speakers can I connect to the ZK-AS21P amplifier?

The ZK-AS21P can connect to a variety of speakers including passive and active models as long as they are compatible with its output specifications. It is designed to drive stereo speakers effectively, making it suitable for standard home audio systems, multimedia setups, or even larger installations. Ensure that the speaker impedance matches the amplifier's ratings for optimal performance.

How do I install the ZK-AS21P amplifier in my audio setup?

Installing the ZK-AS21P is generally straightforward. First, connect your speakers to the amplifier using recommended speaker wire. Then, connect your audio source via RCA cables or Bluetooth. Ensure all connections are secure and place the amplifier in a well-ventilated area. For optimal performance, consult the manual for specific wiring instructions and configurations that suit your audio requirements.

Does the ZK-AS21P come with volume control options?

Yes, the ZK-AS21P comes with a convenient knob control for adjusting volume levels. This analog control allows you to easily fine-tune your audio settings to match your environment without needing to rely on remote controls or apps. This feature enhances user friendliness, making it easier for everyone to operate when enjoying music or a movie.

Is the amplifier suitable for home theater systems?

Certainly, the ZK-AS21P is well-suited for home theater systems, delivering rich, dynamic sound to elevate your movie-watching experience. Its 2.1 channel configuration makes it capable of providing powerful audio with deep bass, essential for immersive soundtracks. Combine it with quality speakers for an enhanced home cinema experience, making it an excellent choice for cinephiles.

Can I use the ZK-AS21P for karaoke purposes?

Yes, the ZK-AS21P is an excellent choice for karaoke setups. Its powerful output and Bluetooth functionality allow you to easily connect to karaoke apps or devices. Just hook up a microphone to your audio source and enjoy a vibrant karaoke night with friends or family. This amplifier can handle the intense sound demands often required for karaoke performances.

Where can I buy the ZK-AS21P Integrated Bluetooth Amplifier Board?

You can buy the ZK-AS21P Integrated Bluetooth Amplifier Board from Ubuy. It offers a reliable shopping experience with a wide selection of electronic and audio products, including this amplifier. Utilize Ubuy’s user-friendly platform to find additional specifications and details, ensuring you make an informed purchase.

How to Shop ZK-AS21P (Graphite Black, AS21P Integrated Type) Online From Ubuy?

It’s easy to shop ZK-AS21P (Graphite Black, AS21P Integrated Type) online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.

Is ZK-AS21P (Graphite Black, AS21P Integrated Type) Available to Shop Online in South Africa?

Yes, at Ubuy South Africa this product is available for you to shop at a reasonable price. The ZK-AS21P (Graphite Black, AS21P Integrated Type) is not available locally but you can trust us with our express shipping services.

How Long Does It Take to Get Product After Placing the Order?

The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

Beffkkip

ZK-AS21P (Graphite Black, AS21P Integrated Type)

Delivers 300W+300W stereo output and 600W subwoofer output, producing rich sound quality and deep bass for home stereo, theater, or DIY speaker applications.

Beffkkip

Item #: 177675694

ZK-AS21P (Graphite Black, AS21P Integrated Type)

Item #: 177675694

ZAR 1830

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

^{*All items will import from US}

Availability : In stock

Imported from USA store

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Delivers 300W+300W stereo output and 600W subwoofer output, producing rich sound quality and deep bass for home stereo, theater, or DIY speaker applications.

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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

High Power Output

Delivers a total of 1200W, ensuring powerful audio performance suitable for large spaces, enhancing your listening experience with rich bass and clear highs.

Bluetooth Integration

Seamlessly connects to devices via Bluetooth, eliminating messy cables and allowing easy streaming from smartphones or tablets, providing convenience with modern technology.

User-Friendly Control

Equipped with a convenient knob for volume adjustment, allowing users to easily fine-tune their audio settings for optimal sound without complex remotes or apps.

Product Details

ZK-AMPAS21

Package Dimensions	6.42 x 5.59 x 2.05 inches (16.3 x 14.2 x 5.2 cm)
Item Weight	15.5 ounces (439.43 grams)
Date First Available	August 7, 2025
Manufacturer	Beffkkip

Who Should Buy?

Home Audio Enthusiasts
Ideal for users who want a powerful audio setup with deep bass for home theater or music systems.
DIY Audio Projects
Perfect for hobbyists looking to build their own audio systems with high-quality amplification and connectivity options.
Bluetooth Users
Great for those who prefer wireless audio streaming from devices, ensuring easy connectivity and convenience.

Casual Listeners
Not suitable for users seeking simple, low-power solutions for everyday listening without advanced features.
Compact Spaces
May not be ideal for small setups or limited spaces where bulky equipment isn't practical.
Budget Buyers
Not recommended for consumers looking for low-cost audio options as this amplifier may be on the pricier side.

Product Description

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Customer Questions & Answers

Question: How to Shop ZK-AS21P (Graphite Black, AS21P Integrated Type) Online From Ubuy?

Answer: It’s easy to shop ZK-AS21P (Graphite Black, AS21P Integrated Type) online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.
Question: Is ZK-AS21P (Graphite Black, AS21P Integrated Type) Available to Shop Online in South Africa?

Answer: Yes, at Ubuy South Africa this product is available for you to shop at a reasonable price. The ZK-AS21P (Graphite Black, AS21P Integrated Type) is not available locally but you can trust us with our express shipping services.
Question: How Long Does It Take to Get Product After Placing the Order?

Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

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Pros

Powerful sound output
Easy Bluetooth connectivity
Compact design
User-friendly knob control
Excellent sound quality

Cons

Limited equalizer options.

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.

ZAR 1830

Order now and get it around Friday, June 26

QTY:

Secured transaction

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Fastest cross-border delivery

Features & Benefits

Immersive 2.1 Channel Power: 300W stereo and 600W subwoofer output.
Bluetooth 5.0 Connectivity: Stream audio wirelessly from multiple devices.
Advanced Class D Design: High efficiency, low distortion, and clear sound.
User-friendly Controls: Built-in volume and tone knobs for easy adjustment.
Compact and Versatile: Ideal for DIY projects and home audio upgrades.
Additional Accessories Needed: Some components sold separately for customization.

ZK-AS21P (Graphite Black, AS21P Integrated Type)

ZAR 1830

Fast Shipping

Free Return*

Secure Packaging

100% Original Products

PCI DSS Compliance

ISO 27001 Certified

What Stands Out

Product Details

Who Should Buy?

Product Description

Customer Questions & Answers

Beffkkip Amplifiers Editorial Review

Customer Reviews & Ratings

Review this product

Pros

Cons

Product Price History

Important information

ZAR 1830

Features & Benefits

Fast
Shipping

Free
Return^*