ZK-TB21 50WX2+100W Power Amplifier Board, TPA3116D2 Chip with Bluetooth and AUX Inputs, 2.1 Channel Audio Power Amplifier

ZK-TB21 50WX2+100W Power Amplifier Board, TPA3116D2 Chip with Bluetooth and AUX Inputs, 2.1 Channel Audio Power Amplifier

• 【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.