| Bluetooth version | V5.3 |
| Transmission range | up to 10 m |
| Charging case battery capacity | 400 mah |
| Earbuds battery capacity | 40 mah each side |
| Play time | 7 hours |
| Standby time | 90 hours |
| Earbuds charging time | up to 2.5 hours |
| Case charging time | 3 hours |
| Speaker driver size | 13 mm |
| ENC | Available |
R-540 EarBuds
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