tīng​tǒng

receiver

听筒 (聽筒) tīng​tǒng
receiver noun
telephone receiver, headphone, or earphone used for listening to audio
stethoscope noun
medical instrument used for listening to internal body sounds such as the heart or lungs

Frequency

Movie subtitles
0.860 per million appears in 0% of films
Written text
1.05 per million

Sources

Definitions
CC-CEDICT