| Brand | Oppo |
| Model | Enco Air Smart Edition True Wireless Stereo (TWS) Headphones |
| Release date | 27th July 2021 |
| Model Number | ETI81 |
| Type | Headphones |
| Headphone Type | In-Ear |
| Connectivity | True Wireless Stereo (TWS) |
| Microphone | Yes |
| Driver Type | Dynamic |
| Driver Size (mm) | 8 |
| Water Resistant | IP54 |
| Weight (g) | 4.00 |
| Weight With Case (g) | 45 |
| Frequency Response Range | 20Hz-20,000Hz |
| Bluetooth | Yes |
| Bluetooth Version | 5.2 |
| Charging Port | USB Type-C |
| Charging Time (Hrs) Earpieces Only | 2 |
| Charging Time (Hrs) Case Only | 2.5 |
| Battery Life (Hrs) | 24 |
| Battery Life (Hrs) Earpieces Only | 6 |
| Battery Life (Hrs) With Case Total | 24 |
| Battery Capacity (mAh) Earpieces | 40 |
| Battery Capacity (mAh) Case | 400 |
Oppo Enco Air Smart Edition True Wireless Stereo (TWS) Headphones
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