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ZK LT21 Mini Bluetooth 5.1 Módulo de recepción de audio con amplificador de potencia Digital D Estéreo de doble canal Electrónica consumo Dureza: 3H EDA005664403 Dureza: 3H Flexibilidad de frecuencia: el rango de frecuencia de suministro de energía permitido es de 45 Hz a 65 Hz Función: compatible con la aplicación de audio Wuzhi ya que el voltaje total de la batería será de alrededor de 28 V
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