XH-A105 Bluetooth 5.0 Digital Power Amplifier Board TDA7498 Supports AUX Dual 100W High Power With PotentiometerItem NO.: XH-A105

XH-A105 Digital Bluetooth Amplifier Board

Product Information:

XH-A105 digital power amplifier board, high fidelity dual channel stereo sound quality; The input voltage is DC 12~24V. The audio input supports Bluetooth, TF card, AUX 3.5mm audio cable input, and can be directly connected to mobile phones, MP3, etc; The power amplifier board also has a volume adjustment function, which can be amplified by rotating the chirp potentiometer clockwise and reduced by rotating it counterclockwise.

Product Parameters:

● Product name: dual channel Bluetooth amplifier

● Product model: XH-A105

● Input voltage: DC12-24V

● Audio input: support Bluetooth, TF, AUX

● Output impedance: 4-8 Ω

● Number of channels: dual channels

● Output power: max. 100W

● Appearance dimension: about 92 * 85 * 18mm

● Installation hole spacing: 85.5 * 78.5mm/hole diameter 3mm

● Net weight of product: about 83g

Bluetooth Operating Instructions:

When the amplifier board is connected to the power supply but not connected to Bluetooth, the Bluetooth indicator flashes. After successful Bluetooth connection, the Bluetooth indicator does not flash., The Bluetooth indicator flashes slowly when playing a song.

Be Careful:

1. Connect the power input to the DC12-24V power supply. When powered on, the power indicator turns red and the blue indicator turns blue flashing.

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 loudspeaker, paying attention to the positive and negative poles.

Bluetooth/TF Card Volume Hole:

When the audio input uses Bluetooth or TF card, you can connect the power cord to the "+VOL -" three holes, volume and switching songs.

1. "+" and "VOL" connection: increase the volume

2. "-" and "VOL" connection: reduce the volume

Over select Audio Input: The board will automatically select the last audio input. If Bluetooth audio input is used and AUX is connected again, the board will automatically select AUX audio input!