Descriere
| 1. The Bluetooth V5.1. Chip: Jerry 7003 2. Bluetooth effective distance: 10 meters 3. Frequency response: 2.402ghZ-2.480 GHz; Built-in battery: 180mAh 4. Talk/music time: 21 hours; Charging time: 2 hours; Standby time: 1 year 5. Switch freely, both ears can be worn 6. Lightweight design, comfortable to wear 7. Durable for commercial use |
