From the manufacturer

CRYSTAL CLEAR AUDIO
Experience clear calls and video meetings with H390. Fine-tuned 30 mm audio drivers deliver enhanced digital stereo audio for work and play.

ROTATING NOISE-CANCELING MIC
Minimizes unwanted background noise for clear conversations. Rigid, left-sided mic can be positioned for better voice capture. Rotating boom can be tucked out of the way when you’re not using it.

HANDY IN-LINE CONTROLS
Simple in-line controls on the cable let you easily adjust the volume or mute calls without disruption.

PADDED COMFORT
Adjustable headband features swivel-mounted, leatherette ear cushions for hours of comfort. Easy to clean, too.

USB-A PLUG-AND-PLAY
This plug-and-play headset can be used without the need to install software. Simply plug the USB-A connector into your computer and you’re ready to talk or listen right away.

MOVE FREELY WITH LONG CABLE
The 6.23 ft (1.9 m) cable is just the right length to give you the freedom to stand up and stretch during long conversations.
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