The Sennheiser HD1 Wireless supports 2 codecs (aptX, SBC). The Huawei FreeBuds supports 2 codecs (AAC, SBC).
| Codec |
Sennheiser HD1 Wireless
Details | Change |
Huawei FreeBuds
Details | Change |
| aptX LL |
No |
No |
| aptX HD |
No |
No |
| LDAC |
No |
No |
| AAC |
No |
Yes |
| UHQ |
No |
No |
| aptX |
Yes |
No |
| SBC |
Yes |
Yes |
| Bluetooth Version |
4.0 |
4.2 |
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