HIFI 500W Digital Amplifier Class D Audio Amplifier Boar

1. Power supply voltage: dual DC power supply ±45--±70V (recommended +-65V power supply can be)
2. Rated output power: 500W (±65V supply 4 load, distortion degree 1%)
3. Efficiency: equal 90%
4. Signal to noise ratio: 90dB
5. Total harmonic distortion: 380W (±70 supply 4 speaker, distortion Less than 0.1%). 280W (±70 powered 8 speaker, distortion Less than 0.1%)

6. Frequency response range: 20Hz-20KHz
7.Horn: 4-8
8. Voltage amplification: 50 times
9. Input sensitivity 1V ()
10. Output DC bias protection . horn protection: Yes
11. Amplifier board size: LxWxH=105x43x28mm
12. Weight: 100g
Colour:Photo Color
Material:plastic

Package Contents:
1 x Digital Power Amplifier Board
Note: The factory batches are different, and some parts may be different, which has no effect on the product

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.