2x50W+100W 2xTPA3116D2 12-24VDC 2.1-Channel Audio Power Amplifier Module

TPA3116 Chip Dual+Pure Bass Channel Audio Receiver Power Amplifier Module 2X50Watt + 100Watt Audio Power Amp Board with Volume Adjustment

Take your DIY speaker system to the next level with this high-power 2.1-channel amplifier module, built on the robust TPA3116D2 Class-D amplifier ICs. With 2 × 50W stereo outputs and a powerful 100W subwoofer channel, this board is ideal for high-performance multimedia speaker systems, home audio setups, or custom Bluetooth boombox builds.

Whether you’re a hobbyist or audio project builder, this compact yet powerful module delivers rich, distortion-free sound.

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🔊 Key Features:

• TPA3116D2 High-Efficiency Class D Amplifier

• True 2.1-Channel Output:

  • 2 × 50W for Left & Right

  • 1 × 100W for Subwoofer

• Independent Control Knobs for bass, treble, and volume

• Wide Voltage Input: Operates on 12V to 24V DC

• High Signal-to-Noise Ratio and low Total Harmonic Distortion

• Overheat & Short-Circuit Protection

• Compact and Easy to Integrate into DIY enclosures

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⚙️ Specifications:

• Amplifier IC: 2 × TPA3116D2

• Power Output:

  • 2 × 50W (Stereo)

  • 1 × 100W (Subwoofer)

• Voltage Range: 12V–24V DC

• Speaker Impedance: 4–8Ω

• Audio Input: AUX 3.5mm jack

• Board Dimensions: Approx. 85mm × 60mm

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🎯 Applications:

• DIY 2.1 Home Audio Systems

• High-Power Portable Bluetooth Speakers

• Subwoofer Amplifier Projects

• Audio Upgrade for TVs, PCs, and Gaming Consoles

• Raspberry Pi / Arduino-based sound systems