The Audio-Technica PRO 8HEx Headset Mic provides professional-quality vocal sound for aerobics instructors and performing musicians. An ideal headset mic for drummer/vocalists. Its low-visibility headband gives secure, comfortable fit. Hypercardioid pattern. Dynamic element. 200Hz-18kHz response range. Audio-Technica backs the PRO 8HEx Headset Mic with a one-year warranty.