Features: Immerse yourself in powerful sound with the 500W IRS2092S Class D HIFI digital power amplifier board, delivering exceptional audios performances. This amplifier board features a voltage amplification of 36 times, ensuring strong signal strength for your devices. Designed for both men and women, this versatile amplifier board is suitable for anyone looking to enhances their sound experience. Perfect for home theaters or social gatherings, this amplifier board provides the perfect solution for amplifying sound and creating an immersive audios environment. Take your sound to new height with the 500W IRS2092S Class D HIFI digital power amplifier board, and enjoy outstanding quality that will impress even the most discerning individuals. Specifications: Material: plastic Size: approx 97x42mm/3.82x1.65inch 1. Power supply: DCdouble power supply ±58±70v 2. Rate output power: 500w (±65v power supply, 4ohm load, deformation 10%) 3. Efficiency: > 90% 4. SNR: 90db 5. Total harmonics distortion: 380w (±65 power 4ohms speaker, distortion < 0.1%) 280w (±65 power 8ohms speaker, distortion < 0.1%) 6. Frequency ranges: 20Hz-20kHz Seven. Presenter: 4-8ohm 8. Voltage amplification: 36 times 9. Input sensitivity 1.5vRMS 10. Output short-circuit protections: Yes 11. Output bias protections Speaker protections: Yes 12. Overheating protections: Yes, the heat sink temperature is higherthan 100°C, turn off the output. Package Includes: 1xDigital Amplifier Board note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the difference between different monitors, the picture may not reflect the actual color of the item.