The Convertible is perfect for all occasions; a stage mic for vocals or guitars with clarity and detail far beyond any dynamic mic, and a perfect studio mic for your recordings.  Real army use tube built-inside,real high quality. Tube condenser microphone.

Specifications:

1.Polar Pattern：Cardioid
2.Sensitivity:-34±2dB(0dB=1 V/Pa)
3.Equivalent Noise Level:
    13.4dB（A Weighted）
    20dB （C Weighted CCIR）　
4.Max SPL：140dB，at1000Hzfor0.5％THD
5.Output Impedance：200?
6.Load Impedance：1000?