| brand | Promise ( Digital ) |
|---|---|
| model | S—19 |
| Function | Electricity display Call function Voice control Support music |
| Headphones | AB |
| origin | Mainland China |
| province | Guangdong Province |
| City | Dongguan City |
| Vocal | 20 |
| Bluetooth version | 52 |
| Color classification | The color of the lamp shows that the skin tone is ( long and painless. HIFI can't get rid of the sound effect. Smart can't be thrown away. ) The light shows the black ears. ( Long wear no pain. HIFI can't get rid of the sound effect |
| Set meal type | Official labeling |
| Production enterprise | Promise |
| Headphones category | Bone conductive headphones |
| Waterproof performance | IPX6 |
| Way of use | Bone conduction |
| Transmission radius | 10m |
| Whether single ears | Bilateral stereo |
| listing time | 2022-05-07 |
| warranty period | 12 months |
| Connection between the left and right cavity of the headphones | Wireless connection |
| Dustproof performance | IP6X |
| Ways to connect headphones to playback equipment | Bluetooth connection |
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