The Cat S40 and Huawei FreeBuds have 1 common Bluetooth A2DP audio codec (SBC). The Cat S40 supports 1 codec (SBC). The Huawei FreeBuds supports 2 codecs (AAC, SBC).
| Codec | Cat S40 Details | Change |
Huawei FreeBuds Details | Change |
|---|---|---|
| aptX LL | No | No |
| aptX HD | No | No |
| LDAC | No | No |
| AAC | No | Yes |
| UHQ | No | No |
| aptX | No | No |
| SBC | Yes | Yes |
| Bluetooth Version | 4.1 | 4.2 |
Comments