Onboard TDA7266 audio amplifier chip provides dual-channel output of 7W+7W, making it ideal for 4-8 ohm speakers with a power range of 5-15W. Main pins of the chip are exposed for easy external control, facilitating integration into various audio projects. Includes two 5.08mm-pitch 2P binding posts for convenient left and right channel outputs. Onboard potentiometer allows for easy volume adjustment, enhancing user experience. Supports three power input methods: DC socket, terminal block, and pin header, with a default operating voltage range of 6-18V. This audio amplifier module is designed for versatility and ease of use, making it suitable for various audio applications. With its robust power output and multiple input options, it can be seamlessly integrated into DIY audio projects or used in existing systems. The adjustable volume control adds convenience, allowing users to tailor their listening experience. Color: Blue & Black Material: PCB+Plastic Package Contents: 1* Amplifier module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.