Kit Power Amplifier Class D IRS2092S Subwoofer Mono 500 watt

Parameters 1. Power supply: dual DC power supply ± 58 --- ± 70V 2. The rated output power: 500W (± 65V power supply, 4 ohm load, distortion 10%) 3. Efficiency: gt; = 90% 4. SNR: 90dB 5. The total harmonic distortion: 380W (± 65 power 4 ohm speaker, distortion lt;0.1%) 280W (± 65 power 8 ohm speaker, distortion lt;0.1%) 6. Frequency range: 20Hz-20KHz 7. Speaker: 4-8Ω 8. Voltage Magnification: 36 times 9. Input sensitivity 1.5V (RMS) 10. Output short circuit protection: Yes 11. That output DC bias protection speaker protection: Yes 12. Over-temperature protection: Yes, radiator FET temperature higher than 100℃, turn off the output! 13. Amplifier board size: length x width x height = 98x44x27mm