The AXIL GS Extreme 2.0 Earbuds provide hearing enhancement, protection, and Bluetooth all at once. It comes with an extra set of heavy-duty foam earplugs for maximum comfort and security in any ear canal size. It has 25 hours of hearing enhancement run time and 9 hours of audio run time. The design has a sportfit ear hook to comfortably stay in your ear and a rechargeable lithium battery on the lanyard. Users can easily adjust the volume using the control sticks.