Open workspaces are great for collaboration, but not so great when the noise around you makes it hard to concentrate. Active noise cancellation substantially reduces unwanted ambient sound, so you can get focused & stay focused. Great for music & talking with immersive sound for listening to music & a noise-canceling microphone that ensures that your voice is heard on the other end of a callnot the noise around you. Intuitive & simple controls to adjust volume, play & pause music, start & end calls, flip-to-mute the microphone, power on / off, active noise cancellation, & Bluetooth pairing. Also supports wireless Qi charging. Designed to be comfortable for use all day, every day. The silicone-padded headband is lightweight & provides just the right clamping force for a great fit. Soft leatherette ear pads are cushiony & breathable, so your ears don't get hot. Connect to your computer & smartphone simultaneously & seamlessly switch between connected devices at will. The 30m (100 ft) wireless range provides freedom to roam while staying connected. Connect up to six Logitech unifying wireless peripherals through a single USB Unifying + Audio receiver. Provides a reliable connection up to 10 m away from mice / keyboards, & up to 30 m away from the headset. Headset Type: Binaural; Headset Style: Over The Head; Earpiece Type: Ear Cushion; Earpiece Material: Foam.