Part of the Poly EncorePro 500 collection Over-ear design ensures comfortable wear for long hours Wired connectivity offers unrestricted, reliable communication Built-in USB-A and USB-C connectors provide versatile compatibility Wide frequency range of sound from 20Hz to 16kHz lets you hear deep bass and clear highs Allows you to answer soft-phone calls from any PC, no matter the type of USB port Boom microphone captures every word clearly for flawless communication Works across new and legacy equipment with QD models, or USB models with USB-A and USB-C connectors right on the cable Compatible with audio/visual labs, assisted listening systems, and more, using mono jacks for non-stereo audio Full backwards compatibility ensures seamless use with legacy equipment Remote firmware and cloud system updates keep your headset up to date without hassle