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مميزات خاصة
【Dual TPA3116 Chip】The ZK-TB21 is equipped with two TPA3116D2 chips for stereo 2.1 channel output, with a maximum output power of up to 50W+50W+100W and a wide voltage input DC of 12-24V. The large heat sink used allows the amplifier board to operate continuously and efficiently.
【Bluetooth5.1+3.5MM AUX】Supports Bluetooth and AUX inputs. Compatible with most devices such as smartphones, TVs, and laptops, ensuring easy connection and convenient use.
【Treble and Bass Adjustment】The ZK-TB21 is equipped with independent treble and bass adjustment buttons, allowing you to adjust the audio output according to your listening preferences, enhancing the personalization of the sound quality.
【Protection Function】ZK-TB21 Bluetooth power amplifier board has multiple protection mechanisms to ensure its safe operation. It has short-circuit protection, over-current and over-heat protection.
【After Sales Service】If you have any questions about the use of our products, we will do our best to give you a satisfactory answer.