SKU: HT302-UFanvil HT301-U/HT302-U is a USB wired headset which is specially designed for office andcall center communication. With dual microphones, HT301-U/HT302-U supports ENC noisereduction technology, offering an immersive HD audio experience. Streamlined ergonomicdesign, soft leather ear cushions and ultra-lightweight provide all-day comfort for you towear. You can choose the HT301-U mono headset or the HT302-U dual headset accordingto your preference, both of which support connecting to Fanvil IP phones with USBinterfaces, third-party mainstream IP phones with USB interfaces, and PC devices.