Bluetooth Audio Quality "SBC" instead of "LDAC/aptX"
4.5
Your high-end headphones sound like a radio because they are using a low-quality codec.
Symptoms
- Flat sound
- Hissing
- Low detail
Possible Causes
- Developer settings mismatch
- Interference
- Incompatible source
Step-by-Step Fix
1
Enable High Quality in App
Use the Sony/Bose/Sennheiser app to toggle "Priority on Sound Quality".
2
Check Developer Options
On Android, go to Developer Options > Bluetooth Audio Codec.
3
Unpair and Re-pair
Forces a new handshake which might negotiate a better codec.
When to See a Technician
SBC is the "fallback" codec and sounds significantly worse than modern alternatives.
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