> *It’s because of the limited bandwidth in Bluetooth that it has to lower the a... | Hacker News

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		throw0101c on April 27, 2024 \| parent \| context \| favorite \| on: Ubuntu Desktop 24.04 LTS: Noble Numbat > It’s because of the limited bandwidth in Bluetooth that it has to lower the audio quality The aptX codec allows for CD-quality audio over Bluetooth: * https://www.qualcomm.com/news/releases/2021/09/qualcomm-adds... * https://en.wikipedia.org/wiki/AptX Comparison of three in-ear monitors (IEMs): * https://www.youtube.com/watch?v=Qk94btRPZI4

utensil4778 on April 27, 2024 [–]

Only in one direction. The microphone is only used by the HFP (hands-free profile), which does not support higher quality codecs. You can't have HFP and audio sink active at the same time, so you are stuck with telephony grade codecs any time the mic is active.

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