Product Information: With the EMAD System Pack, there's no limit on how you can hone your tone. The included EMAD batter and reso heads put your bass drum's attack, focus, and sustain in your hands, allowing you to completely customize your sound. The EMAD clear bass batter features a single ply of 10mil film, with the ability to adjust sustain, thanks to two interchangeable damping rings. On the other end, the EMAD reso head boasts an offset 4" microphone port in a single ply of 10mil film, plus a foam damping ring around the port's external edge for greater control of your overtones. Both EMAD heads feature Level 360 technology. Product Features: The EMAD System Pack includes both bass batter and bass reso heads. Made with a singly ply of 10mil film, the EMAD clear batter features two interchangeable damping rings that let you adjust sustain. With an offset 4" microphone port in a single ply of 10mil film, the EMAD reso head boasts a foam damping ring around the ports external edge, for greater control of your overtones. All EVANS drumheads feature Level 360 Technology to provide ease of tuning, extended pitch range, and optimum quality of sound. EVANS drumheads are designed, engineered, and manufactured in the USA. For more information and specifications, please refer to the manufacturer’s website
