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Main image of 220W +220W+350W Stereo Bluetooth Amplifier Board 2.1 Channel, 2 x TPA3251 Chips Stereo AMP Board DC 12-38V, Bluetooth 5.1 and AUX Inputs, for DIY Wireless Speakers

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220W +220W+350W Stereo Bluetooth Amplifier Board 2.1 Channel, 2 x TPA3251 Chips Stereo AMP Board DC 12-38V, Bluetooth 5.1 and AUX Inputs, for DIY Wireless Speakers

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Output Power - 220W+220W+350W amplifier board featuring treble and bass adjustment, DC 12-38V, bluetooth and AUX inputs, 2.1 channel stereo AMP board for DIY wireless speakers, no password required. Multiple Input Methods - Amplifier board offers Bluetooth 5.1, USB sound card, USB flash drive, and AUX connectivity. This enables a variety of devices to be linked to the amplifier board, such as smartphones, laptops, tablets, and other audio sources. Independent Adjustment - Three knobs separately manage the treble, bass, and a multifunctional volume knob that combines functions like pause, skip song, and power on/off. Smart Protection Mechanism - This amplifier board is built with an intelligent control system to guard against problems like short circuit, over-voltage, under-voltage, overheating, and clipping of the amplifier board

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Output Power - 220W+220W+350W amplifier board featuring treble and bass adjustment, DC 12-38V, bluetooth and AUX inputs, 2.1 channel stereo AMP board for DIY wireless speakers, no password required. Multiple Input Methods - Amplifier board offers Bluetooth 5.1, USB sound card, USB flash drive, and AUX connectivity. This enables a variety of devices to be linked to the amplifier board, such as smartphones, laptops, tablets, and other audio sources. Independent Adjustment - Three knobs separately manage the treble, bass, and a multifunctional volume knob that combines functions like pause, skip song, and power on/off.

Smart Protection Mechanism - This amplifier board is built with an intelligent control system to guard against problems like short circuit, over-voltage, under-voltage, overheating, and clipping of the amplifier board

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First Listed on Newegg	August 16, 2026

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Return for refund within: 30 days
Return for replacement within: 30 days
This item is covered by Muxiju Store Return Policy

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Item#: 9SIC8EKM4N9391