Lenovo - QT81 TWS Wireless Headphone Stereo Sports Waterproof Earbuds Headsets with Microphone Bluetooth Earphones HD Call

Lenovo - QT81 TWS Wireless Headphone Stereo Sports Waterproof Earbuds Headsets with Microphone Bluetooth Earphones HD Call Function: Bluetooth 5.0 stable and fast, LED digital battery display, HIFI sound quality sensitive touch 1. Bluetooth version: 5.0 2. Color: white and black 3. Power: 3mW 4. Charging base battery capacity: 1200mah 5. Headphone battery capacity: 40mah Single machine net weight: 55g Type: True wireless Bluetooth wireless headset Talk time: Old: 3-5 hours / New: 4-6 hours Music Time:Old: About 3 hours / New: About 6 hours Headphone category: true wireless headphones Waterproof performance: IPX5 Transmission radius: 10m