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Fosi Audio ZK1002T Bluetooth Treble and Bass Adjustment Subwoofer Amplifier Board Channel Power Audio Stereo Bass AMP

$35.99 $34.99

Shipping calculated at checkout.

✈️ Free Shipping 🗳️18 Months Warranty

Features:  The higher the voltage, the higher the current and the better the output power, it is recommended to use 18V19V24V power supply with a current above 3A. Commonly used... Read more

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  • The higher the voltage, the higher the current and the better the output power, it is recommended to use 18V19V24V power supply with a current above 3A.

  • Commonly used speakers are generally 4 ohms or 8 ohms, can not distinguish between positive and negative, the effect is the same.

  • Bluetooth mode is preferred, can be connected in either mode. As long as the Bluetooth connection is successful is Bluetooth mode, and Bluetooth mode support automatic connection. The BASS potentiometer in the middle is to control the BASS, the right BASS is enhanced, the left BASS is attenuated.

  • The TREBLE potentiometer on the left controls the TREBLE. the right TREBLE enhanced and the left TREBLE attenuated. The sound is distorted. Please change the adapter power supply with a higher voltage rating.

  • The input power is insufficient, and the power supply itself is intermittently powered off, please replace the power supply with larger power.If the output power is too large, the power amplifier board is seriously heated, and thermal protection occurs, reducing power usage or enhancing heat dissipation.   


  • Model Name: ZK-1002T

  • Product Name: 100W x 2 Bluetooth audio amplifier module with ToneBluetooth Version: 5.0 (no shielding, 10 meters)

  • SNR: >90 dB

  • Audio Input: AUX+ Bluetooth

  • Channel: 2.0 (stereo)

  • Chip Solution: TPA3116D2 (with AM interference suppression)

  • Power Range: DC12-24V/5A above (high power recommended high voltage)

  • Adapter Speaker: 20W-200W, 4-80Ω

  • Output Power:

    20W x @12V, 8Ω 35W x 2@12V,4Ω
    35W x 2@19V,8Ω 60W x 2@19V,4Ω
    50W x 2@24V,8Ω 100W x 2@24V,4Ω
  • Protection Mechanism: overvoltage, under-voltage, overheating, DC detection, short circuit protection
  • PS: If the audio input is enough, the supply voltage/current is enough, there will be enough output power! The higher the supply voltage, the greater the output power. The smaller the impedance of the speaker, the greater the output power! Please ensure that the power of the adaptor is greater than the actual working power of the amplifier
  • Type: Subwoofer Amplifier Board
  • Dimension: app.11x7x2.1cm/4.33x2.76x0.83inch

Package Include:

*ZK-1002T Stereo Bluetooth Power Amplifier Module x1


Worldwide Shipping

1. Overseas warehouse delivery
2. China(Shenzhen) delivery

1. Overseas warehouse delivery

United States, Canada, United Kingdom, Germany, France, Italy, Netherlands, Portugal, Spain, Sweden and Hong Kong, Macau, Taiwan in China are free shipping for you, it needs 1-10 days.

Fast Shipping Free 1-5 days

Note: Some products are out of stock in overseas warehouses, the time limit may be extended by 5-15 days, you can consult customer service in advance, sorry for the convenience. Hong Kong, Macau, Taiwan in China will ship from Shenzhen via 4px.

The United States, shipping to United State via USPS/UPS, which needs about 1-5 days for delivery.

Canada, shipping to Canada via Canadian Post, which needs about 3-5 days for delivery

The United Kingdom, shipping to the United Kingdom via Royal Mail which needs about 3-5 days for delivery.

Italy, shipping to EU Countries via suitable shipping method, which needs about 3-7 days for delivery.

Spain, shipping to EU Countries via Correos to Spain, to other EU Countries via Spain GLS, which needs about 3-5 days for delivery.

2. China(Shenzhen), shipping worldwide via 4px.
if you choose standard shipping, it needs about 15-30 days for delivery.

if you choose fast shipping, we will send it via express shipping for you, which only needs about 7-15 days.

Standard Shipping Free 5-15 days
Fast Shipping $25 3-7 days

All the items you can buy are in stock in a Chinese warehouse, but not all the items are in stock in other warehouses, if you need it urgently shipping from the other warehouse, please confirm it from us first!


Our products are not charged with tax and VAT and we don’t cover with tax amount. We usually help customers to declare the lower price to forbid the tax charged or lower the tax value. And most shipment is not charged with import tax By shipping from the US, EU, RU warehouse to the corresponding countries, there won’t have any tax charged. For some countries that have a complicated custom process like South America, we recommend you order on AliExpress or find a receiver in North America to help you transmit the package.

Note: Faraway address may last longer delivery and add cost.

✓ 30 Days Free Return

Fosi Audio always aims for the highest customer satisfaction. If you are unsatisfied with your products or the products turn out to be defective then you can claim a return or refund.


We afford the return shipping fee with following status:

  1. Defected parts
  2. Damaged devices
  3. Incorrect item shipped


*The 30 days period is calculated from the date you received the items.

*If you claim a return that exceed 30 days free return period or without any defected or damaged devices, you need to afford the return shipping fee yourselves.

*Please note: Some returns we may charge the shipping fee from you. Like change your mind or ordered wrong items when shipping is proceeded, then we will charge the shipping fee from your payments.


Return and refund process

  1. Send your order number and reasons for return and refund via mail to shopify@fosiaudio.com
  2. We will check your case and reply in 2 work days.
  3. If return acceptable then we will distribute the nearest after sale address to you to ship the return.
  4. After you ship the return items, then send the info below to us:
  • tracking number
  • shipping receipt (If shipping fee refund needed)
  • PayPal account (If shipping fee refund needed)
  1. After confirm your package is shipped, we will arrange the refund or replacement as soon as possible.



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