Features: The TDA7293 digital amplifier board offer 100Wx2 large power output, efficiently addressing heat issues for superior sound amplification in professional settings. Featuring advanced circuit board materials and multiple input interfaces, it ensures stable signals transmission, sound quality, and seamless device compatibility for enhanced sound performances. Designed for audiophiles, enthusiasts, and small scale sound projects, this power amplifier module caters to users seeking top tiers sound experiences without technical expertise. Perfect for home theaters, concerts, stage performances, and large event, it delivers clear, impactful sound in large demand environments requiring stable amplification. Its modulars structure and built in smart cooling systems simplify installation and extend life , making it a strong choose for continuous use in various sound applications. Specifications: Component : pcb Length: about 112mm/4.41inch Width: about 92mm/3.62inch Frequency: 20Hz-20KHz Chip: TDA7293 Output power: 2x100w Channel: 2 Package Includes: 1xDigital Power Amplifier Board 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.