Package Include1 x Earbuds3 x Rubber Earbuds Cover1 x Charging Box1 x Charging Cable Features1. bluetooth 4.1 wireless connection.2. Intelligent switch. One-key switch for power on/off/pause/next.3. 2200mah large capacity charging box, supports 220h music time or 250h calling time, also can be a power bank.4. Ergonomic design. Comfortable and light-weight.5. Portable box size, easy to carry in the pocket.6. Soft and comfortable rubber earbuds.7. Bass stereo sound effect.8. Battery status display on your phone.9. Wide application for bluetooth device.10. Suitable for left or right ear. Specification1. Name: 1Pcs Wireless earbud2. Model: E122953. Color: White/Black4. Material: ABS5. bluetooth version: BT4.16. Supports HSP/HSP/A2DP/AVRCP7. BT distacne: 10m8. Charging Box capacity: 2200mah9. Calling Time: About 250h10. Music Playing Time: About 220h11. Charging Time: 3-5h12. Type: Single Ear