XH-A157 PAM8403 Stereo Audio Amplifier with Volume Knob

3W+3W XH-A157 DC5V Power Supply Micro Digital Amplifier Board Module PAM 8403

Upgrade your audio projects with the compact and efficient XH-A157 PAM8403 Stereo Audio Amplifier module. Powered by the popular PAM8403 amplifier chip, this module delivers crisp stereo sound with a maximum output of 2 x 3W at 5V DC supply. Equipped with an easy-to-use adjustable volume knob and dual AUX input, it allows precise control and flexible connection for various audio sources.

The module supports dual-channel stereo output, making it ideal for DIY desktop speakers, Bluetooth speaker upgrades, MP3 players, and other small audio amplification needs. With a low noise, high-fidelity amplifier design, it provides excellent sound clarity and low distortion in a compact form factor.

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Key Features

• Amplifier Chip: PAM8403 (Digital Class-D amplifier)

• Output Power: 2 x 3W (Stereo) at 5V DC supply

• Operating Voltage: 5V DC

• Audio Input: Dual AUX (3.5mm jack)

• Volume Control: Adjustable knob for fine-tuning

• Dimensions: Approx. 46 x 29 x 13 mm

• Low power consumption and heat generation

• Applications: DIY audio projects, desktop speakers, Bluetooth speaker amplifiers, portable audio systems