yīn​pín

audio

音频 (音頻) yīn​pín
audio noun
sound as recorded, stored, or transmitted in digital or analog form

You can convert this video into an audio format.

audio frequency noun
the frequency of a sound wave within the range audible to humans, typically 20 Hz to 20 kHz

The frequency response of these speakers is excellent.

Frequency

Movie subtitles
2.92 per million appears in 1% of films
Written text
8.89 per million

Sources

Definitions
CC-CEDICT