ZK-1001B Mono Amplifier Board with TWS, 100W Power Output, Vehicle Amplifier Wide Voltage Input 9-24V, Supports USB/AUX/Bluetooth, Black

<h2>Product description<br></h2><h3>100W Mono Bluetooth Amplifier Board <br></h3><p>The ZK-1001B mono Bluetooth power amplifier board adopts TPA3116D2 chip, with a peak power output of up to 100W. It has multiple input methods such as Bluetooth, AUX, USB drive, USB sound card input, etc. It supports APP and box to box functions, making it easy to use and easy to connect. <br></p><br> <br><h3>TWS Function - Achieving True Wireless Connection <br></h3><p>1.Turn on two power amplifiers of the same model. <br></p><p>2.Choose either amplifier, then press the master volume knob (with button function) inward three times. The red TWS indicator will start flashing, and the other amplifier will automatically pair with it to form a stereo setup.(If pairing is not successful within 15 seconds, pairing mode will exit automatically. You can try again by pressing the knob three times.) <br></p><p>3.Once paired, the selected amplifier will function as the left channel, with its red indicator staying solid. The other amplifier becomes the right channel, and its red indicator will flash slowly. <br></p><p>4.The next time the units are powered on, they will automatically reconnect. To cancel the pairing, simply press the knob on either amplifier three times. <br></p><br> <br><h3>Bluetooth/3.5mm AUX/USB Input <br></h3><p>The ZK-1001B amplifier board supports multiple audio input options, including Bluetooth 5, 3.5mm AUX wired input, USB sound card, and USB flash drive, allowing easy connection to most mainstream audio sources. You can freely choose your preferred input mode based on the scenario or personal preference—no drivers required, simple and convenient. <br></p><br><br>

• High-Power Mono Amplifier with Genuine TPA3116 Chip Equipped with an authentic TPA3116 amplifier chip, this mono board delivers up to 100W output power and supports a wide 7-24V input voltage, making it ideal for robust audio projects.
• Effortless TWS Pairing for Wireless Stereo Sound Enjoy seamless True Wireless Stereo (TWS) pairing—just quick-press the multifunction knob to sync two amplifier boards for immersive left/right channel sound. Perfect for DIY speaker builds!
• Triple Input Modes: Bluetooth, USB & AUX Flexible connectivity with Bluetooth 5.0 (for wireless streaming), USB (for direct playback), and AUX (for wired devices), catering to all your audio needs.
• Protective Function：Over-voltage Protection, Under-voltage Protection, Over-heat Protection, Short-circuit Protection, This means that the Bluetooth amplifier board is not easily damaged
• Reliable Support Backed by 24/7 customer service. Contact us for any questions or issues—we guarantee a 100% satisfactory resolution.