Hosyond ZK-TB21 2.1 Channel Bluetooth Amplifier Board, 50W+50W+100W, TPA3116D2, HiFi Audio for Home Theater,

★★★★★ 4.5 22 reviews

US$12.57
Price when purchased online
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US$12.57
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 241529705 Release Date 2026/07/18 List Price US$12.57 Model Number 241529705
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The ZK-TB21 Bluetooth Amplifier Board is a high-performance audio amplifier designed for home theater systems, providing an exceptional sound experience. Ideal for audiophiles and casual listeners alike, this amplifier delivers powerful audio output with versatile connectivity options.

Constructed with premium materials, the ZK-TB21 features the TPA3116D2 HIFI chip solution that ensures minimal distortion and maximum sound quality. With a compact design measuring 120*100*22mm and weighing just 195g, it can be easily integrated into various audio setups without taking up much space. Its dual input methods, Bluetooth 5.0, and AUX, allow for seamless connectivity to a wide range of devices, ensuring that you can enjoy your favorite music or movies without hassle. The amplifier is engineered for safety, featuring multiple protection functions that enhance its durability and reliability during use.

Key Features:
  • High Power Output: Delivers 50W*2 (R&L) + 100W (Subwoofer) for a total of 200W audio power, perfect for enhancing your home audio experience.
  • Bluetooth 5.0: Provides higher transmission efficiency and longer distance connectivity, ensuring a stable audio streaming experience.
  • Safety Protections: Includes reverse connection protection, short circuit protection, self-recovery, and overheat protection for secure operation.
  • Versatile Input Options: Supports both Bluetooth and 3.5mm AUX inputs, accommodating various playback devices.
  • Independent Bass Control: Features high and low bass control knobs for personalized sound adjustments, allowing you to tailor your audio experience.
  • Compact and Lightweight: With dimensions of 120*100*22mm and a weight of 195g, it is easy to install in any space.
  • Quality Components: Built with high-quality copper connectors and insulated terminals to ensure longevity and reliable performance.

The ZK-TB21 Bluetooth Amplifier Board is an excellent choice for anyone looking to enhance their audio setup. Whether you are setting up a home theater, enhancing your square speakers, or simply enjoying music at home, this amplifier offers the quality, versatility, and safety features that make it a valuable addition to your sound system.


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4.5 out of 5
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22 ratings | 9 reviews
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