-
The filters are both continuously adjustable , with a range from 20 Hz to 20 kHz in two bands.
该过滤器都是连续可调，并从20赫兹到20千赫两个频带范围。
youdao
-
The filters are both continuously adjustable , with a range from 20 Hz to 20 kHz in two bands.
该过滤器都是连续可调，并从20赫兹到20千赫两个频带范围。
youdao