Evans Uno UBD20EQ4 EQ4 Clear 20" Bass Drumhead ZA BF Studio & Accessories It has two tuneable oscillators

It has two tuneable oscillators

low self noise

even in challenging RF environments

The Sennheiser e 945 is the premier choice for vocalists who demand extraordinary presence and unrivaled vocal projection

natural tone for reproduction of vocals

Evans Uno UBD20EQ4 EQ4 Clear 20" Bass Drumhead ZA BF Studio & Accessories It has two tuneable oscillatorsEvans Drumheads announces a new line of drumheads for select international markets called Uno by Evans. The new UNO series consists of the G1 Clear, G Plus Clear, G Plus Coated, and G2 Clear tom heads, Genera and HD snare heads, the Hazy 300 Snare Side, and EQ4 Clear and EQ Black bass heads.