Logitech UE 9000 manual Features CharginG, Computer USB port or, Micro USB charging port

Features:

CharginG.

Computer USB port

or

Micro USB charging port USB charging cable

AC power adapter

Typically a three-hour charge through an AC outlet provides up to 10 hours of power, and you can use your headphones while they’re charging.

When the battery level LED turns red, you should recharge your headphones. To do so:

1.Charge the headphones via the supplied AC adapter or USB. The battery level LED will pulse green.

2.When your headphones are fully charged, the battery level LED will glow solid green.