The Apple Watch Series 5 Aluminum supports 1 codec (SBC). The Karbonn A21 supports 1 codec (SBC).
Codec |
Apple Watch Series 5 Aluminum Details | Change |
Karbonn A21 Details | Change |
aptX LL |
No |
No |
aptX HD |
No |
No |
LDAC |
No |
No |
AAC |
No |
No |
UHQ |
No |
No |
aptX |
No |
No |
SBC |
Yes |
Yes |
Bluetooth Version |
5.0 |
2.1 |
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