华为系统通知声音怎么关闭

2025-04-06 22:36:24
推荐回答(1个)
回答1:

为系统通知,声音也是可以关闭的,从他的声音选项里面找到关闭系统提示音就可以。

从背投的外型来看,分落地式和台式两种。主流的基本上是落地式的,今后的发展将逐步推出台式的,已经有少量台式背投电视投放市场。
落地式背投的外型豪华高大,其下部空间很大,可以利用来安置较大的音箱。背投的音响功率都比较大,绝大多数为2×15W:少数为2×12W。因此,由于大的输出功率和大的音箱,使背投的伴音音质比普通彩电的好得多。虽然所有背投的伴音都不错,但为了提升音响效果和增加环绕声音效,不同品牌和型号背投的音响系统还是有很大差别的,需要认真鉴别和试听。对于注重音效的用户,应当从以下几方面去进行鉴别。
1、要有良好的立体声伴音。背投电视是否具有良好的立体声伴音,首先要考察喇叭、音箱的个数、大小和结构,喇叭和箱体应当大,箱体要厚实。其次要考察输出功率的大小,以及是否有超重低音或重低音增强系统。试听时,声音应当雄壮有力,高音不冰冷,低音丰富而不震耳,立体感强。

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