Logitech PC 850 Mono Headset Monaural Wired Black mobile headset

PC Headset 850 -Over-the-head design helps ensure proper placement for a comfortable fit.
-Ultra-soft earpad, and lightweight design enable all-day wear.
-Adjust the volume or mute the microphone, right from the headset.
-Adjustable microphone for precise positioning. Microphone rotates out of the way when not in use.
-Noise-canceling microphone filters background noise for clearer conversations.
-Single earphone design lets you hear peripheral sounds and hold in-person conversations without removing the headset.
-Ideal for use with any Voice-over-IP and interactive audio application.