XH-M548 TPA3116D2 Bluetooth Stereo Class-D Amplifier 2x120W
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Prices updated: 13 Oct 2026
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About this product
A stereo class-D audio amplifier board built around the TPA3116D2 amplifier IC, with Bluetooth audio input. It is rated at 2 x 120 W output as stated for this product. Suited to DIY speaker systems, portable sound projects and audio experiments.
Specifications
- Amplifier IC
- TPA3116D2
- Amplifier class
- Class-D
- Channels
- 2 (stereo)
- Output power (as rated)
- 2 x 120 W
- Bluetooth
- Yes
- IC supply range
- 4.5 V to 26 V
Frequently asked questions
What power supply do I need?
The TPA3116D2 chip supports 4.5 V to 26 V. Confirm the board's own input rating before connecting, and use a supply with enough current for the speakers you plan to drive.
Which speakers can I connect?
The TPA3116D2 is commonly used with 4 to 8 ohm speakers. Choose speakers whose impedance and power rating suit the amplifier output, and connect them to the output terminals with the correct + and - polarity.
