The NIU Niutek 4.5D and Grado GW100 have 1 common Bluetooth A2DP audio codec (SBC). The NIU Niutek 4.5D supports 1 codec (SBC). The Grado GW100 supports 3 codecs (AAC, aptX, SBC).
| Codec | NIU Niutek 4.5D Details | Change |
Grado GW100 Details | Change |
|---|---|---|
| aptX LL | No | No |
| aptX HD | No | No |
| LDAC | No | No |
| AAC | No | Yes |
| UHQ | No | No |
| aptX | No | Yes |
| SBC | Yes | Yes |
| Bluetooth Version | 3.0 | 4.2 |
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