1. Music size is not

Standard sound quality: The size of music files is generally less than 5M.

High quality: The file size of music can reach 10M.

Lossless sound quality: music files are above 30M.

2. Sound quality varies

Standard sound quality: The sound quality is generally ≤128Kbps.

High quality: The sound quality is generally ≥256Kbps.

Lossless sound quality: The sound quality is 320Kbps.

3. Different sampling rates

Standard sound quality: low sampling rate.

High quality: high sampling rate.

Lossless sound quality: higher sampling rate.

4. Different degrees of restoration

Standard sound quality: The degree of music restoration is very low, and there are no details at all.

High quality: high degree of restoration, rich music details.

Lossless sound quality: extremely high degree of restoration, making music more expressive and authentic.

5. Different bit speeds

Standard sound quality: If the bit speed is low, the music will be noisy.

High quality: medium bit speed, clear music.

Lossless sound quality: high bit speed, fuller music.