Assertion: headphone's quality | /r/HasProperty | perfect
Facets:
value: for making phone calls
type: PURPOSE
Source sentences:
text: Typically the quality of the microphone is average and is perfect for making phone calls.
text: Sound quality isn’t perfect and battery life is lackluster at approximately seven hours, but if all you need is a comfortable pair of wireless earphones to take to the gym, the Mpow Flame is hard to beat in terms of sheer value.