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Item #:
220548095
ZK-AS21P Bluetooth Amplifier Board – 300W+300W+600W Output, 18-50V DC Wide Voltage Input, Vehicle Amplifier (External Potentiator)
84% of respondents would recommend this to a friend
Item #:
220548095
GTQ 708
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from UK
In stock
Imported from UK store
QTY:
Only 12 items left in stock.
Order now and get it around Wednesday, September 23
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Effortlessly drive high-power speakers and subwoofers with our massive 300W+300W+600W output and versatile audio inputs.
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Note: Step Up Voltage Transformer required for using electronics products of UK store (230 V). Recommended power converters Buy Now.
What Stands Out
Powerful Output
With 300W+300W+600W output, this amplifier board delivers high-quality sound performance, ensuring a powerful listening experience for vehicle users compared to standard models.
Wide Voltage Input
The 18-50V DC wide voltage input allows flexibility in installation, making it suitable for various vehicle types while minimizing compatibility issues with different power sources.
External Potentiator
The inclusion of an external potentiator enables precise volume control, allowing users to customize their audio experience effortlessly, enhancing user convenience and satisfaction.
Product Details
| Voltage | 50 Volts (DC) |
| Maximum Supply Voltage | 50 Volts (DC) |
| Minimum Supply Voltage | 18 Volts (DC) |
| Mounting Type | Surface Mount |
| Number of Channels | 3 |
| Output Power | 1200 Watts |
| Supply Current | 12 Amps |
| Maximum Output Power | 600 watts |
| Item Dimensions | 23 x 15 x 6.5 centimetres |
| Material | PCB |
| Specification Met | RoHS |
| Manufacturer | Wuzhi Audio |
| Model Number | ZK-AS21P-W |
| Brand | Wuzhi Audio |
| Number of Items | 1 |
| Unit Count | 1 Board |
| UPC | 194852391642 |
| Number of Packs | 1 |
| Included Components | Amplifier |
| Manufacturer Part Number | ZK-AS21P-W |
| Item dimensions L x W x H | 23 x 15 x 6.5 centimetres |
Who Should Buy?
-
Car Audio Enthusiasts
Perfect for those seeking to enhance their vehicle audio system with powerful sound amplification.
-
DIY Audio Projects
Ideal for hobbyists building custom sound systems who need a flexible and efficient amplifier.
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Mobile DJs
Great for mobile DJs looking for a compact amplifier that delivers ample power for events on the go.
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Casual Listeners
Not suitable for users who only occasionally listen to music and need minimal amplification.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What power supply is required for the amplifier?
Answer: An 18-50V DC/10A+ power supply is required for optimal performance. -
Question:
Can I connect my smartphone via Bluetooth?
Answer: Yes, it supports Bluetooth 5.1 for fast and lossless audio transmission. -
Question:
Does the amplifier have protection features?
Answer: Yes, it includes over/under-voltage, overheating, and short-circuit protection.
Wuzhi Audio Amplifiers ZK-AS21P-W Editorial Review
No editorial reviews found
Customer Reviews & Ratings
3 customers ratings
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5 Star
60%
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4 Star
0%
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3 Star
0%
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2 Star
0%
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1 Star
40%
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9 September 2026 · via Trustpilot
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8 September 2026 · via Trustpilot
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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.
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GTQ 708
Order now and get it around Wednesday, September 23
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 12 items left in stock.
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- High-performance 300W+300W+600W amplifier board for driving various speakers.
- Supports multiple audio inputs: Bluetooth, 3.5mm AUX, USB sound card, and USB flash drives.
- 2.1-channel design for connecting two passive speakers and a subwoofer.
- Treble/bass adjustment and independent subwoofer volume control for optimized audio.
- Ultra-low distortion and crystal-clear HD audio through dual TPA3255 amplifier chips.
- Built-in protection against over/under-voltage, overheating, and short circuits.
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