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