XH-M422 Bluetooth Power Amplifier Board Integrated Bluetooth U Disk TF Card Playback TPA3116D2 Dual 50WItem NO.: XH-M422

XH-M422 Digital Bluetooth Power Amplifier Board

Product Overview:

The digital power amplifier chip TPA3116D2 is used for efficient Class D operation. With advanced modulation system configuration, the high integration reduces the number of components and integrates a self-protection circuit, including overvoltage, undervoltage, overheating, DC detection and short circuit protection. It is heat resistant and enhanced packaging. The transmission distance of Bluetooth is about 10M, and the transmission distance varies with the use environment. If DIY speakers are used, it is better not to use materials that can shield the Bluetooth signal.

Product Parameters:

● Product name: Digital Bluetooth power amplifier board

● Product model: XH-M422

● Input voltage: DC 12V to 24V

● Storage mode: support TF card and USB flash drive

● Output power: 50W X 2

● Number of channels: dual channels (left and right channel output)

● Transmission distance: about 20m

● Size: 73 * 68 * 16mm (L * W * H)

Product Description:

1. When the module is powered on, the green and blue indicators light up. When Bluetooth/USB flash drive/TF card is connected, the blue indicator will flash and show that it is working.

2. The module is powered on, and the display is green. If the blue light flashes, it defaults to the Bluetooth mode. The mobile phone or car turns on Bluetooth, and the Bluetooth account of the search module is "Bluetooth". If the connection is successful, the disconnected account will have a voice prompt, and then Bluetooth is preferred.

3. When accessing USB flash drive or TF card, USB flash drive and TF card will be preferred, and there will be a prompt tone;

4. The blue and green flashing alternately indicates that the device is being searched; A steady blue flash indicates that Bluetooth is connected.