Features: Experience immersive sound with this 2.1 channel digital amplifier board, delivering powerful bass stereo sound, and wireless connectivity for seamless music streaming from smartphones or tablets. Featuring advanced digital amplification technology, adjustable bass/treble controls, and multiple input, this metal sound amplifier module ensures energy and compatibility. Designed for audiophiles, enthusiasts, and car sound upgraders seekin power output while maintaining for home theaters, vehicles, or compact spaces. Ideal for car sound installations, home entertainment systems, or portable setups where space saving design meets robust 2.1 channel sound reproduction with overload/short circuit protective. Compact yet powerful, this amplifier board integrates professional components and thermal efficient metal construction for sound enhancement in studios, outdoor event, or customized projects. Specifications: Component: Metal Size:Approx. 90x83x22mm/3.54x3.26x0.86inch Output power: 50W+50W Bass output: 100W Sensitivity: 500mV Frequency: 20-20KHZ Resolution: 47K Package Includes: 1 Set Power Amplifier Board note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.