Evans Strata Series Timpani Drum Head, 24.5 inch Hi Tech It has two channels with

It has two channels with a crossfader and pitch faders for easy blending

Smart Scale mode eliminates wrong notes making it easy to craft a perfect song

Sibelius enables composers to connect with others in more powerful

IMMORTAL EFFECTS - Expand your sonic palette with a plethora of legendary Roland effects

Evans Strata Series Timpani Drum Head, 24.5 inch Hi Tech It has two channels withEvans Strata series timpani heads feature a smooth, calf colored coating designed to prevent timpani mallet wear and enhance the sound of the head. Strata's warm tone, clarity of pitch and articulation blend naturally with any ensemble. All Strata timpani heads are pre tensioned with a black powder coated insert ring for tuning consistency and additional hoop support. Available in incremental sizes 19" 37". Features Pre tensioned for tuning