LB-20 Bluetooth Headset 5.0 TWS Wireless In-Ear Sports Noise Reduction Headphones(Black)

1. Headphone capacity: 50mAh
2. Charging box capacity: 350mAh
3. Frequency range: 2.402-2.480 GHz
4. Bluetooth version: 5.0
5. Bluetooth chip: 5376T2
6. Use time: about 3-4 hours
7. Transmission distance: about 10-15 meters
8. Appearance size: about 6x3x2.5 cm

Features:
1. Smart touch, easy to operate
2. HIFI-level sound quality, using graphene high-fidelity moving coil unit
3. Bluetooth 5.0, fast data transmission, stable signal
4. Smart compatible with Bluetooth, support multiple device connections
5. The oblique ear design, fits the auricle comfortably, isolates noise, and is stable to wear
6. The headphone body is sweat-proof and dust-proof