Feature

●Professional Manufacturing: It is a 500W class D sound amplifier, mainly used in home theater and with speakers.
●Circuit Optimization: Single channel class d sound amplifier board adopts circuit optimization and adds speaker relay protection.
●Unique Design: Digital amplifier board: can turn on the delay, turn off the instantaneous break, effectively solve the switch on and off the shock sound.
●Relay Power Supply: Digital stereo power amp module with its own relay power supply, external 110V 220V AC can be.
●Premium Material: Single channel class d sound amplifier board using PCB material, high density, safe and reliable, aging resistance.

Description

Specification:
Item Type: Digital Power Amplifier Board
Material: PCB
Power Amplifier Plate Size: Approx. 105x43x28mm / 4.13x1.69x1.10in
Supply Voltage: Dual DC Power Supply ± 45 - ± 70V (Recommended +-65V Power Supply Can Be)
Rated Output Power: 500W (±65V Power Supply 4 Ohm Load, Distortion 1%)
Efficiency: >= 90%
SNR: 90db
Total Harmonic Distortion:
380W (±70 Powered 4 Ohm Speaker, Distortion <0.1%)
280W (±70 Powered 8 Ohm Speaker, Distortion <0.1%)
Frequency Response Range: 20Hz-20KHz
Horn: 4-8Ω
Voltage Amplification: 50 Times
Input Sensitivity 1V (RMS)
Output DC Bias Protection I.E. Horn Protection: Yes

Package List:
1 x Digital Power Amplifier Board

Note:
Please allow some error in manual measurement.