Наушники беспроводные внутриканальные HOCO EW78 белый

1. Bluetooth version: 5.4, chip: JL AC6983
2. Battery capacity: 300mAh charging case, 30mAh headset
3. Use time: 4 hours
4. Material: ABS；Size: 49*46*20.2mm; Total weight: 40g
5. Support master-slave switching, up and down song
switching, summoning Siri, sliding tuning, pressure-sensitive
operation and other functions
6. It does not support the reset function of pressing and
holding the button