The Oppo A17k and Koss Porta Pro Wireless have 2 common Bluetooth A2DP audio codecs (aptX, SBC). The Oppo A17k supports 3 codecs (aptX HD, aptX, SBC). The Koss Porta Pro Wireless supports 2 codecs (aptX, SBC).
| Codec | Oppo A17k Details | Change |
Koss Porta Pro Wireless Details | Change |
|---|---|---|
| aptX LL | No | No |
| aptX HD | Yes | No |
| LDAC | No | No |
| AAC | No | No |
| UHQ | No | No |
| aptX | Yes | Yes |
| SBC | Yes | Yes |
| Bluetooth Version | 5.3 | 4.1 |
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