:. . Stereo Headset Made For Voice & Music Optimized for Unified Communication Advanced Active Noise Cancellation. - To Improve Focus in Loud Environments 8-Microphone Call Technology. - For Outstanding Call Experience Powerful 40mm Speakers & AAC,SBC Codecs. - Deliver Richer Sound For More Immersive Audio Experience 360° Busylight on Both Earcups USB-A or USB-C Connectivity Dual Bluetooth® Connectivity Multiple Device Pairing: Pair up to 8 Devices Voice Assistant Access. - Get Access with just the Touch of a Button Boom Arm Mute & Answer Call Call Management. - Answer / Reject Calls. - Increase / Decrease Speaker Volume. - Mute Noise Isolating Design 30 Meter/100 Feet of Wireless Range Discrete Hidden Boom Arm . - Gives Headset More Discrete Look When On The Go Rechargeable Battery. - Up to 36 Hours Battery Life Smart Sensor. - On-ear Detection Recognizes When Headset Is In Use, Allowing Autoplaying & Pausing of Audio Connect