Product sellpoints Ease of Use:Featuring a direct audio signal input and onboard power light this amplifier is userfriendly.Adjustable Volume:Integrated 10k adjustable resistor enables precise volume control to tailor your audio experience.Compact Design:With dimensions of 31.6x23.2MM the amplifier board is perfect for spacesaving applications. Tda2030 Circuit Diagram|Tda2030 12v|High Power Output:Boasting a robust 18W output the TDA2030 amplifier ensures powerful highquality audio.Wide Voltage Compatibility:This amplifier operates efficiently between 612V making it versatile for various power sources. Onboard TDA2030A audio power amplifier chip.Mono 18 w power amplifier circuit design.Socket onboard horn.The onboard 10 k adjustable resistance can adjust the volume of the amplification.The onboard power light. Chip has lead to the main pin can directly input audio signal.Working voltage: 6 12 v.Board size: 31.6 (mm) x23.2 (mm).