DC12-24V TPA3116D2 2.1 Channel Digital Subwoofer Power Amplifier Board

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Orders placed between 29 July 2025 and 10 August 2025 will be shipped within 2–4 days after confirmation.
Delivery may take 12–15 days due to high order volume and operational delays caused by heavy rain.
Please note: Customer Support will be closed from 29 July to 10 August 2025.
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DC12-24V TPA3116D2 2.1 Channel Digital Subwoofer Power Amplifier Board adopts two high-quality TPA3116D2 digital amplifier chips. Sound quality is very good, high efficiency and amplifying power. 50W x 2+100W 2.1 channels (left/right channel and subwoofer channel), high efficiency and low-heat. Users can adjust the volume by themselves easily. It is powered by DC 12-24V, wide input voltage.
Features:
- Adopts two high-quality TPA3116D2 digital amplifier chips.
- Good sound quality, high efficient device and power amplifying feature.
- 50W x 2+100W 2.1 channels(left/right channel and subwoofer channel), high efficiency and low-heat.
- Powered by DC 12-24V, wide input voltage.
- User can adjust the volume by themselves easily.
- Applicable speaker impedance: 4-8 ohm.
- Just connect the power supply and loudspeaker box, enjoy pure digital music!.
Package includes:
1 x DC12-24V TPA3116D2 2.1 Channel Digital Subwoofer Power Amplifier Board
Specifications:
Supply Voltage | DC 12-24V |
Main Chip | TPA3116 x 2 |
Channel Type | 3 Channels(Left Channel, Right Channel, Subwoofer) |
Output Power | 50W x 2 + 100W x 1 Subwoofer |
Output Match | 4-8 ohm |
Audio Output | Terminals |
Frequency Response Range | 14-100KHz |
SNR | 100dB |
Switching Frequency | 1.2MHz |
PCB Board Size (LxWxH) mm | 100 x 70 x 30 |
Weight | 113g |
Notes
Note: Images are for representation purpose only, actual product may vary.