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ZK-ST21 100Wx2+200W 2.1Channel Bluetooth Amplifier Board with Subwoofer, TPA3221 Chip, Bass/Treble Control, Bluetooth/AUX/USB Input, 12-30V Wide Voltage Vehicle Amplifier
Experience immersive sound with the ZK-ST21 amplifier board, delivering high-fidelity audio performance powered by dual TPA3221 chips.
ZK-ST21 100Wx2+200W 2.1Channel Bluetooth Amplifier Board with Subwoofer, TPA3221 Chip, Bass/Treble Control, Bluetooth/AUX/USB Input, 12-30V Wide Voltage Vehicle Amplifier
Item #: 146048868

ZK-ST21 100Wx2+200W 2.1Channel Bluetooth Amplifier Board with Subwoofer, TPA3221 Chip, Bass/Treble Control, Bluetooth/AUX/USB Input, 12-30V Wide

Item #: 146048868

ZAR 1004

Price Details

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*All items will import from US

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Experience immersive sound with the ZK-ST21 amplifier board, delivering high-fidelity audio performance powered by dual TPA3221 chips.
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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

Powerful Performance
With 100Wx2 and 200W output, the ZK-ST21 amplifier delivers robust audio performance that enhances your listening experience, making it ideal for both casual users and audiophiles.
Multiple Inputs
Featuring Bluetooth, AUX, and USB inputs, this amplifier allows seamless connectivity to various devices, ensuring versatility for users who enjoy different audio sources in their vehicles.
Customized Sound
The integrated bass and treble control offers users the ability to tailor their sound preferences, resulting in an enjoyable and personalized audio experience suited to various music genres.

Product Details

Wuzhi Audio Shop ZK-ST21 100Wx2+200W 2.1Channel Bluetooth Amplifier Board with Subwoofer, TPA3221 Chip, Bass/Treble Control, Bluetooth/AUX/USB Input, 12-30V Wide Voltage Vehicle Amplifier online at a best price in South Africa. B0F7W7M17G
Voltage12 volts_of_direct_current
Maximum Supply Voltage30 volts_of_direct_current
Minimum Supply Voltage12 volts_of_direct_current
Mounting TypeSurface Mount
Number of Channels2
Output Power400 watts
Supply Current5 A
Maximum Output Power400 watts
Material TypePCB
ManufacturerWuzhi Audio
ModelWuzhi Audio ZK-ST21
Brand NameWuzhi Audio
Number of Items1
UPC194852391758
Included ComponentsAmplifier
Part NumberZK-ST21
Item Weight1.5 lbs (680 grams)

Who Should Buy?

Suitable For
  • Car Audio Enthusiasts

    Perfect for upgrading vehicle sound systems with powerful output and versatile connectivity options.

  • Small Speaker Setups

    Ideal for users needing a compact amplifier with subwoofer support for enhanced audio experience.

  • DIY Projects

    Great for hobbyists building custom audio systems, thanks to its adjustable bass/treble and multiple input methods.

Not Suitable For
  • High-Powered Systems

    May not suit high-end audio setups requiring more wattage or advanced features than offered.

Product Description

ZK-ST21 100Wx2+200W 2.1Channel Bluetooth Amplifier Board with Subwoofer, TPA3221 Chip, Bass/Treble Control, Bluetooth/AUX/USB Input, 12-30V Wide Voltage Vehicle Amplifier

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Customer Questions & Answers

  • Question: How to Shop ZK-ST21 100Wx2+200W 2.1Channel Bluetooth Amplifier Online From Ubuy?

    Answer: It’s easy to shop ZK-ST21 100Wx2+200W 2.1Channel Bluetooth Amplifier 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-ST21 100Wx2+200W 2.1Channel Bluetooth Amplifier 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-ST21 100Wx2+200W 2.1Channel Bluetooth Amplifier 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.

Wuzhi Audio Amplifiers Editorial Review

ZK-ST21 100Wx2+200W 2.1Channel Bluetooth Amplifier Board with Subwoofer features a robust TPA3221 Chip and offers Bass/Treble control, allowing users to customize their audio experience. With 400 watts of output power and multiple input options including Bluetooth, AUX, and USB, it's designed for versatility, suitable for any DIY audio project. Users have expressed their satisfaction with the sound quality, highlighting its loud performance and ease of use. Some users note that while it performs exceptionally, they encountered slight issues when adjusting subwoofer volume, which they believe are likely due to their setup rather than the amplifier itself.

Customer Reviews & Ratings

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Pros

  • Versatile input options including Bluetooth and USB
  • Powerful 400W output for loud performance
  • User-friendly design for DIY projects
  • Bass and treble controls for fine-tuning sound
  • Lightweight and easy to mount

Cons

  • May require adjustments for optimal subwoofer performance

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.
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