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XH-M642 TPA3116D2 Digital Power Amplifier Board, Auto Boost HiFi Stereo Amplifier Module Dual Channel 12V 100W Class D Audio Amplifier PCB Board

1. TPA3116D2 Digital Power Amplifier Board
Equipped with the TPA3116D2 digital amplifier chip, this XH-M642 amplifier board is designed for DIY audio projects, speaker upgrades, and custom audio system applications.
2. Dual Channel Stereo Audio Output
Supports dual channel stereo amplification with a compact PCB design, suitable for building or upgrading 2-channel speaker systems and audio equipment.
3. Auto Boost Amplifier Module Design
The XH-M642 digital amplifier board features an automatic boost circuit design, supporting DC 12V-24V power input for flexible installation in different audio setups.
4. HiFi Audio Amplifier PCB Module
Designed as a HiFi digital power amplifier module, the board integrates heat dissipation components and circuit protection design to provide stable audio amplification performance.
5. Compact DIY Audio Amplifier Solution
With a small PCB form factor, this TPA3116D2 amplifier module is suitable for DIY speakers, home audio systems, desktop audio projects, and other custom electronic applications.

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Product Name: Automatic Voltage Boost Amplifier Board

Product model: XR-642

Power amplifier chip: TPA3116D2

Input voltage: DC 12V - 24V

Output power: 50w * 2

Number of channels: Dual-channel

Overall dimensions: 99*64*21MM

Product weight: 90 grams

Additional Information
First Listed on Newegg	August 05, 2026

Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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