If the transmitter and receiver both support MP3 and/or AAC bitstreams, then you can expect to get that level of quality. But if they only do SBC (more likely), then you'll not even be getting MP3 quality.

(I2C, and I2S are also two horribly abbreviated specs.)
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Pioneer PDP-5020FD, Marantz SR6011
Axiom M5HP, VP160HP, QS8
Sony PS4, surround backs
-Chris