The Inland Bass Sound Enhance Headset with Microphone 6000 is specially designed for comfort and sound quality, allowing for you to use it as much as you need to. The unique USB or battery-powered bass unit senses low sound frequencies and enhances the sound into the ear cups. This Inland headset has a stylish blend of black and silver tones to coordinate with your other computer equipment. The adjustable headband and microphone boom allow the user to adjust the headset to fit comfortably. It also has an in-line volume control for convenient adjustments without having to reach for the source. This volume control headset makes a useful option for most audio entertainment and computer gaming, ensuring usability that you can be confident in. With a durable construction, this set is made to give you quality and performance that stands out.