Wireless Earldom ET-BH40
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| Design: | Liners |
| Description: | Design: in-ear, device type: TWS wireless headphones, operating time: 4 h |
| Working hours: | 4 h |
| Device type: | Wireless tws earphones |
| Mount type: | Without attachment |
| Maximum playback frequency: | 20000 Hz |
| Minimum repeatable frequency: | 20 Hz |
| Bluetooth version: | 5.0 |
| Wireless connection type: | Bluetooth |
| Case battery capacity: | 3000 mAh |