TPA3110 30W Single Channel Digital Audio Board PCB Module DC 8V to 26V Input

Reliable Power Conversion DC 12V Input to AC 12V Output Inverter Module

For TPA3116D2 100W High Power Audio Board with NE5532 Preamp DC 8V 25V

4PCS 5V 3A DC-DC Voltage Regulator Module 7.5V to 28V Input Range PCB Board

Electret Mic Module 3PCS with Onboard Preamp 3V 5V Input 1.8 x 1.5cm PCB

36W 12V Switching Power Supply Board for AC100-240V Input DC Output Module

TPA3100D2 Dual Channel Class D Audio Board 20W x 2 Output DC12V 22V Input