Enjoy clean audio performance with minimal distortion—ideal for compact speaker builds without compromising on sound quality.
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1x AP15H 20WX2 Stereo Bluetooth 12V 24V High Power Digital Amplifier Board Module. The Bluetooth chip is more sensitive to static electricity. 12V→8Ω/10W+10W, 4Ω/16W+16W. The working power of the module exceeds 20W 2, and a heat sink is required.
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Input sensitivity: 500mV. Output power: Left and right channels ≤ 50W, subwoofer ≤100w. Applicable speakers: 20~100W, 4~8Ω. Input mode: AUX+Bluetooth. Power amplifier chip: TPA3116D2 (With AM interference suppression function).
eBay
eBay
Chip PAM8403. Tipo Amplificatore stereo 3 + 3 W. Valido per prodotti che non superano i 2 cm di altezza o i 2 kg di peso.
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Categoria di prodotto: amplificatore stereo di classe D. Ingresso audio da 3,5 mm. Stato 'indicatore Guadagno: 34 dB.
eBay
eBay
Output power: 300W 4ohm, 200W 8ohm (Four tubes in parallel). Excellent Audio Quality: By adopting differential input amplification technology and a miniaturized integrated design, this power amplifier board achieves high fidelity and exceptional audio quality, surpassing the performance of traditional digital power amplifier boards.
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