提起主动降噪，就不得不提起索尼和 Bose，而到了2020年还能积极更新产品线，非索尼莫属。 索尼 WH-1000XM4 升级了全新的降噪处理器 QN1、多麦克风 ...

Sony WH-1000XM3 deals, if you can find them, are particularly lucrative these days. These previous industry leaders are now three generations behind, but with plenty of power under the hood and ...