Handfree earphone wireless 5.3 noise-cancelling headphone earphones Couple Double Headset

Industry-specific attributes
Game atmosphere light Multicolor
Other attributes
Communication Wireless
Style Earbuds
Function Microphone, LED Display, true wireless stereo
Use Mobile Phone
Waterproof Standard IPX-4
Vocalism Principle Balanced Armature
Volume Control Yes
Wireless delay time 41-50 ms
Battery Indicator LED
Model Number M21
Feature Simple
Charging case 200MAH
Earphone 30mah
Charging time 100 Hours
Package Gift Box Package
Standby time 100 Hours