The RE320 is a professional quality dynamic microphone designed specifically for recording and sound reinforcement applications requiring extremely low noise and the highest level of predictable tonal and transient response. Ideal for capturing vocal and instrument sources, the RE320 delivers unparalleled detail, dynamic content, and natural tone. Variable D® is Electro-Voice s exclusive solution to the tonal changes associated with the proximity effect found in other directional microphones. Providing balanced and uniform frequency response up to 180° off-axis, the result is always stable and linear tonal performance — even when the sound source is moving around the mic. Ideal for capturing the critical details of voice, amplified, and acoustic instruments, Variable-D® capsules deliver impeccably smooth and natural tone on virtually any sound source.