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The Sound Town STPA-A28 plate amplifier is a replacement part for the ZETHUS-A28PW powered line array loudspeaker. This Class-D amplifier features DSP with 4 selectable modes and is designed to provide exceptional audio output, offering customizable settings for precise system tuning and optimal performance in demanding live sound environments. The STPA-A28 comes equipped with 1/4" & XLR combo inputs and XLR through outputs.
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🇺🇸 Ship from USA · On Agora since 2026
$179.99