New upgraded version
bluetooth version... 5.version... 5.0 android
communication : true wireless
control button : smart touch
microphone : yes
working distance :10 meters
play time : 6 hours
waterproof grade :waterproof, sweatproof
functions : for call , music, video, bluetooth earphone, sports
frequency response range : from 20-2000 hz
charging method : led digital display
charging case capacity : 105 mah
headphones battery capacity 40 mah
package usb charging cable, 3 replaceable ear cap