There is no wall wart to contend with and there is even an external ac jack on the back of each speaker.
没有墙疣抗衡甚至有一个外部扬声器的每个回交流插孔。
A small wall transformer (wall wart) type power supply is NOT up to the task. You need lots of good clean power and plenty of reserve for the musical peaks.
一个普通的变压器是不能满足任务的，你需要一些更纯净而又能提供在爆棚时提供强大能源的电源。
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