Features 1.High Gain: High power monolithic operational amplifier, sound amplifier board with up to 31dB gain. Suitable for home theater, speakers, etc. 2.Applications: This amplifier board is suitable for motor driven speaker drivers, transformer drivers and sound amplifiers. 3.Amplified Signal: Multifunctional power amplifier board, it can also amplify triangular wave, sine wave and square wave signals. 4.Easy To Use: The FET amplifier module does not require any debugging after installation and has a high success rate for beginners. 5.High Power: Power amplifier module supports 30W high power output with audiophile level performance, use after installation. specificationItem Type: Power Amplifier Board_x000D_ Material: PCB_x000D_ Output Power: 30W 8_x000D_ Class A Power: 24V 30W_x000D_ Harmonic Distortion: 100_x000D_ SNR: >96dB_x000D_ Conversion Rate: >30V/uS_x000D_ Input Sensitivity: 05V (Rms)_x000D_ Input Impedance: 10K_x000D_ Gain: 31dB_x000D_ Supply Voltage: 24V PackageList1 x PowerAmplifierBoard