True Wireless Earbuds 50 Bluetooth Headphones inEar TWS Stereo Wireless Earphones with Charging Case Bluetooth Earbuds SweatproofSuitable for Sports Ftness Gym Black

New generation of Bluetooth 5.0, refreshed and more stable The headset has a built-in Bluetooth 5.0 chip, so it can be called a new generation headset. Bluetooth 5.0 chip, the data transmission rate is increased by 2 times compared to the previous generation, the connection refresh is more stable, listening to music and playing games are smoother.  1. Chip: Jerry 6936. 2. Bluetooth version: 5.0. 3. Appearance material: ABS. 4. Effective straight line distance: 10-15 meters. 5. Horn: F6 high quality graphene horn, the diameter of the horn is 6mm. 6. Battery: polymer lithium battery, headset 40mah full cobalt battery, 400mah charging room with Seiko protection board. 7. Play time: 4 hours at maximum volume, 5 hours at medium volume.  The maximum volume for both ears is 3.5 hours and the middle volume is 5 hours. 8. Standby time: 100H for one ear, 60H for ear. 9. Fully charged time: The headset takes about 50 minutes and the charging room takes about 1 hour. 10. Color: white, black. 11.XY-7 operation mode: Touch the earphones on either side to pause playback, double-click the song on the left ear, double-click the next song on the right ear, three times the volume of the right ear vertically, and then touch the left ear three times To increase the volume. Tap both sides for three seconds to summon siri, push-to-call to answer / hang up, then tap for two seconds to reject the call.