Наушники HOCO EW77 Pro 2 True wireless stereo headset

1. Bluetooth version: 5.4, chip: JL AC6983 2. Battery capacity: 300mAh charging case, 30mAh headset 3. Use time: 4 hours 4. Size: 60.6*45.2*21.7mm; Total weight: 57.6g 5. Support master-slave switching, up and down song switching, summoning Siri, pressure-sensitive operation and other functions 6. It does not support the reset function of pressing and holding the button