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Bluetooth Power Amplifier Board with Subwoofer 2.1 Channel 50W×2+100W, 12V-24V Audio Power Amplifier Module with Treble and Bass Control for DIY Bluetooth Audio and Store Home Theater
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Bluetooth Power Amplifier Board with Subwoofer 2.1 Features
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【Bluetooth & 3.5mm AUX】 The ZK-MT21 power amplifier board uses Bluetooth 5.0, and its transmission distance can reach 49 feet (without obstruction). At the same time, this power amplifier board has a 3.5mm AUX audio input interface. No matter what kind of input method, you can always find a method that suits you.
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【Treble and bass adjustment】If you are tired of power amplifiers with only a single volume knob, then you feel right, because you have further requirements for audio. By adjusting the high and low frequency knobs of ZK-MT21, you can make the sound more layered and make the bass more shocking.
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【High compatibility】The DC adapters on the market (plug specification 5.5mm*2.1mm) basically can meet the needs of the ZK-MT21 Bluetooth power amplifier board. If your existing DC power plug is not 5.5mm*2.1mm, there is no The problem is because we have included a DC conversion plug in the product.
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【Protection function】ZK-MT21 Bluetooth power amplifier board has multiple protection mechanisms to ensure its safe operation. It has short-circuit protection, over-current, over-heat, and anti-reverse protection. When an overload occurs, the device reports the fault condition to the processor to protect itself from damage
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【7 * 24 Hours After-sales Service】 Paying Attention To Customer Experience And Satisfying Customers Is Our Service Tenet. If You Have Any Questions About The Product, or The Product Has Quality Problems, Please Contact Us At Any Time, We Will Give You A 100% Satisfactory Answer
About Bluetooth Power Amplifier Board With Subwoofer 2.1
Model: ZK-MT21 Bluetooth power amplifier boardBluetooth version: 5.0 (15m unobstructed)Audio input: 3.5mm AUX + BluetoothChannel: 2.1Input sensitivity: 500mVAdapted power supply voltage: 12-24V/5A or more (24V is the highest voltage that the AMP can withstand, and it is recommended to use a DC power adapter within 20V.)Speaker: 20-100W, 4-8OhmOutput Power:Maximum 50W R&L channel;Maximum 100W @subwooferProtection mechanism: anti-reverse connection, overheating, overcurrent, short circuit protectionNote that this product does not include a power supply, you need to equip it with a DC power supply.It is recommended to use a DC power supply within 20V. If you use a battery pack to supply power, please make sure that the voltage after the battery is fully charged is lower than the rated voltage.What's in the box?1 * Bluetooth power amplifier board1 * DC jack1 * Shell (upper+lower)1 * Screwdriver
