10. M23 indicator light description and decoding ability
The indicator colors corresponding to the different states of M23 are shown below:
| Bluetooth codecs(Bluetooth receiving or transmitting modes) | LDAC | White |
| LHDC | Orange | |
| aptX-HD | Yellow | |
| aptX | Purple | |
| AAC | Cyan | |
| SBC | Blue | |
| Local playback | Lossy | Blue |
| SQ | Cyan | |
| HR | Yellow | |
| MQA | Purple | |
| DSD | Green | |
| ＜48kHz | Blue | |
| Coaxial out or USB DAC mode | ≥48kHz | Yellow |
| DSD | Green | |
| MQA | Purple |
The sample rate supported by M23
USB DAC mode: Up to 384Hz/32bit, DSD256 (Native)
Local playback: Up to 384Hz/32bit, DSD256 (Native) ,MQA 8X
USB Audio: Up to 768kHz/32bit, DSD512 (Native/DOP/D2P) , MQA 8X
COAX out: Up to 384kHz/24bit; DSD128 (DOP) ，MQA
Supported Bluetooth codecs in Bluetooth transmitting mode: LDAC，LHDC，aptX-HD，aptX，AAC，SBC
Supported Bluetooth codecs in Bluetooth receiving mode: SBC、AAC、LDAC
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