Features: Delivering 2x30W power output with efficiency, this digital amplifier board drive demanding speakers while minimizing heat generation Suitable for audiophiles, car sound enthusiasts, and needing power amplification in space constrained installations like vehicle sound systems or home theater builds. Optimized for automotive upgrades, desktop loudspeaker enhancements, and Hifi projects requiring with integrated heat dissipation solution. This sound board simplifies systems integration through standardized connection while supporting continuous 12V operational via optimized thermal management. Suitable for car speakers, computer speakers, home loudspeaker systems, other occasions to meet the need of different users. Specifications: Component:Plastic Size:Approx.50x30mm/1.97x1.81inch power supply: Single power supply 7.5~24V>2A output power: 15~30Wx2 (R/L=4~8ohm hours) Recommended loudspeaker: 4~8ohm, 20~30OW 102dB working temperature: -40~85°C Package Includes: 1Pc 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.