XH-A105 Bluetooth 5.0 Amplifier Audio Module 2x100W.
Product Name: Two-channel Bluetooth 5.0 power amplifier board
Product model: XH-A105
Input voltage: DC12-30V
Current: more than 3A
Output power: 100W*2
Output impedance: 4-8 ohm
Audio input: Bluetooth, TF card, AUX
Number of channels: two channels
Installation aperture: 3MM
Installation 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.
1. Connect the power input to the DC12-30V 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.
When the audio input uses Bluetooth or TF card, you can connect the power cord to the “+ VOL -” three holes to adjust the volume and switch songs.
1. “+” and “VOL” connection: increase the volume
2. “-” and “VOL” connection: reduce the volume
About choose Audio Input : The Board will Automatic Selection the last audio input .If you use the Bluetooth Audio input ,and then connect the AUX ,so the board will Automatic choose the AUX Audio input !