Features: Enjoycrystal clear and immersive sound quality with the XH-M641 double channel amplifier board, providing efficient and stable audios output. This advanced digital technology amplifier features exceptional output and a low noise design, ensuring superior functionality. Designed for music enthusiasts on the go, this amplifier is perfect for individuals hosting outdoor activities or parties. Suitable for various vehicles including private car, commercial vehicles, and offroads vehicles, offering users a highfidelity music playback experience. Also suitable for outdoor gatherings and open air performances, creating a musical ambiance. Immerse yourself in the world of music wherever you go with the XH-M641 double channel amplifier board for car audios. Whether it's a road trip or a party, this amplifier will enhances every moment. Specifications: Material:PCB Size:Approx.136.5mmx99mm/5.37x3.89inch Chip: TPA3116 D2x2 Channel: Channelsx2 Input voltage:DC12-24V Output power:150Wx2(Both DC12V and DC24V,Outpower still 150Wx2) Internal boost：XL6019x4 Input resistance:10Kx2 Output resistance:2-8ohm Frequency Range:100KHz Net wight:190g Package Includes: 1x Amplifier Board Module note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.