Fangrui Product Details 1. J18 Bluetooth 5.0 Tws In-ear Wireless Earphones Long Battery Life Headphones 2. Stylish And Simple Appearance 3. Bluetooth 5.0 Version Has No Delay, Low Power Consumption And Stable Signal 4. Small Size, Light Weight, Can Be Carried With You 5. Support All Bluetooth-enabled Devices And Mobile Phones 6. Product Parameters: 7. Bluetooth Version: 5.0 8. Talk: 2.5-3 Hours 9. Listening To Songs: 2.5-3 Hours 10. Bluetooth Distance: 10-15 Meters 11. Binaural Charging Cycle: 4-5 Times 12. Charging In The Charging Compartment: About 1 Hour 13. Headphone Battery Power: 30 Ma 14. Rechargeable Battery Capacity: 250 Ma 15. Speaker Configuration: High-profile True Copper Ring Speaker 16. Weight: About 95g 17. Size: About 10*10*3.5cm 18. Instructions: 19. Turn On The Left And Right Ears At The Same Time, And Both Earphones Are Automatically Paired 20. Automatically Shut Down When Charging In The Charging Compartment 21. Answer The Call: Tap The Leftright Channel Once 22. Hang Up The Call: Tap The Leftright Channel Once 23. Reject The Call: Long Press The Leftright Channel For 2 Seconds 24. Pause The Song: Tap The Leftright Channel Once 25. Up And Down Song: 3 Taps On The Leftright Channel 26. 8 Adjust The Volume: Tap The Leftright Channel Twice 27. Call Siri: Long Press The Leftright Channel For 3 Seconds 28. (on The Charger, Press The Headset Once To Charge, Then Press The Headset Again To Not Charge, The Headset Will Be Manually Turned On And Paired Successfully, The Window Will Pop Up)