1. Bluetooth 5.0, stable and faster connection
2. Fast seconds, Bluetooth 5.0, Automatic seconds with headphones can be used
3. Comfortable light, free to wear, easy to adjust, not easy to fall off
4. More enjoyment and longer. go; 3.5-4 hours working time per charge for earphones, 5-6 times full charge by charging box
5. Good fit and wide compatibility. The headphones of various sizes and cable-free design provide a comfortable fit. Supports devices that support Bluetooth version 4.0 and above.
6. Exercise ready: sweat-proof with a safe size made to move with you
Description: Product number: TWS-L21 Wireless type: Bluetooth wireless headphone version Wired: V5.0 Style: Waterproof earphone: No Communication distance: 10 meters (no obstacles) Charging time: About 2 hours Standby time: About 120 hours Music time: About 4 hours Battery type: Lithium battery Lithium polymer Support Agreement: HEP / HSP / A2D / AVRCP Headphone battery capacity