patent CE ROHS FCC tws game tws bluetooth 5.3 tws
| Bluetooth scheme/version | Jerry 6973/D4 Bluetooth 5.3, bluetooth 5.3 tws, tws gaming, |
| Horn material/specification | Composite membrane 10mm horn |
| Battery material/specification of charging chamber | Ternary+cobalt/70230 with protective plate, tws gaming |
| Headphone battery | 30mAh |
| Battery of charging chamber | 400mAh |
| ENC noise reduction mode (single mark/double mark)/depth range | Single-mark ENC HD call |
| Delay data (ms) | 50 ms |
| Waterproof grade | Domestic waterproof |
| support function | talking, music,game tws, |
| patent，CE ROHS FCC | |
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