金针菇31段dsp汽车功放机4声道四路车载无损音响大功率音频处理器

金针https://img.alicdn.com/i3/2206564747047/O1CN01fL4PPR21vZi3SJJe7_!!2206564747047.jpg|https://img.alicdn.com/i2/2206564747047/O1CN01jt9oMm21vZi3psA45_!!2206564747047.jpg|https://img.alicdn.com/i4/2206564747047/O1CN01WqaBPo21vZi0xVbvD_!!2206564747047.jpg|https://img.alicdn.com/i3/2206564747047/O1CN01bC5TBP21vZdyg0oAb_!!2206564747047.jpg