Completely Free JBL wireless headphones can work offline for about four hours
Another completely wireless Bluetooth headphones at IFA 2017 showed Harman brand JBL. The device received the laconic name Free and is estimated at 150 euros.
The autonomy of the device is stated at four hours, which is less than many competitors. The charging case will allow to increase the total autonomy of 20 hours.
About the sound quality in absentia to judge it is impossible, so it remains to add that the manufacturer says the splash protection and availability innovations in black and white versions. Buy JBL will be Free next month.