双重低音炮输出可使多个低音扬声器连接到同一个扩音器上，而不需要依靠抽头、接线螺帽或专用连接器。
Dual subwoofer outputs allow multiple woofers to be connected to the same amplifier without having to resort to pigtails, wire nuts, or specialized connectors.
双重低音炮输出可使多个低音扬声器连接到同一个扩音器上，而不需要依靠抽头、接线螺帽或专用连接器。
Dual subwoofer outputs allow multiple woofers to be connected to the same amplifier without having to resort to pigtails, wire nuts, or specialized connectors.
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