XH-A105 TDA7498 Digital bluetooth Power Amplifier Board Ultra Long Distance Support AUX Onboard Potentiometer Dual 100W

Description XH A105 digital power amplifier board with high fidelity and two channel stereo sound quality input voltage is DC12 24V audio input supports Bluetooth TF card AUX 3 5mm audio line input can be directly connected to mobile phone MP3 etc power amplifier board It also comes with a volume adjustment function which rotates the chirp potentiometer clockwise to zoom in and counterclockwise to decrease Specification Product Name Two channel Bluetooth 5 0 power amplifier boardProduct model XH A105Input voltage DC12 24VCurrent more than 3AOutput power 100W 2Audio input bluetooth TF card AUXNumber of channels two channelsSize 92 85 20MMInstallation aperture 3MMInstallation hole distance 85 5 78 5MM Bluetooth operation instructions When the power amplifier board is connected to the power supply and the Bluetooth is not connected the Bluetooth indicator will flash rapidly When the Bluetooth connection is successful the Bluetooth indicator will stop flashing When the song is played the Bluetooth indicator will flash slowly Note 1 Connect the power input to the DC12 24V power supply When the power is on the power indicator will light red and the blue light will flash blue 2 Connect the audio input to the audio source such as MP3 mobile phone computer TF card etc 3 Connect the audio output to the speaker paying attention to the positive and negative Bluetooth TF card volume hole When the audio input uses Bluetooth or TF card you can conn