Separate the fuselage any single or double ears to wear
TWS4 can receive type storage box
JBL TWS 4 will not get rid run while listening to music
Waterproof & Sweatproof
Multi function touch button for operation of Power on/off, Reply,Call/Reject, Skip, Play/Pause
Light weight only 5.3g
Standby time: 48 hours
Working time: 4 hours
Display battery status on mobile phone
Easy operation just 3 steps: press the touch button for a few seconds,open your mobile phone to source TWS4, connected