Fangrui Product Details 1. Non-sensory Ear-mounted Earphones That Cant Be Removed; Low Game Latency 2. Three-dimensional Spatial Surround; 12h Long Battery Life 3. Bluetooth 5.3 Dual Hosts; Binaural High-definition Calls 4. Free Switching Between Single And Double Ears; Universal For /android 5. Out-of-cabin Memory Connection In Seconds; Type-c Fast Charging; Smart Touch Operation Description: 1.functions: Waterproof, Noise Reduction, Breathing Light, Long Battery Life, Call Function, Music Support, Digital Display Screen 2.whether It Is Single-ear And Binaural: Bilateral Stereo 3.bluetooth Protocol: 5.3 4.battery Life: 4-8 Hours 5.waterproof Performance: Ipx4 6.transmission Range: 10 Meters 7. Chip: Lanxun 5656 8. Charging Compartment Capacity: 300mah 9. Headphone Capacity: 60mah 10. Speaker: 14mm 11.bluetooth Version: V5.3 12. Listening Time: 6-7 Hours 13. Charging Time: 1-1.5 Hours 14. Charging Interface: Type-c Material: Plastic Colour: White Green Package Contents: 1 Pair X Bluetooth Headphones 1 X Data Cable 1 X Englis