TSM411 Supercardioid Dynamic Microphone Astatic has been in the microphone developing business for over 75 years. In the late 80's Astatic presented the first studio condensers to offer outstanding efficiency at very cheap price. Over the past few years, the astatic name has become symbolic of modern products, great value and outstanding sound reliability. Astatic remains a well known name for value and quality. The TSM411 super cardioid dynamic microphone is very lightweight, electrodynamics, created for percussive instrumentation. Plastic floatation decouples the rare-earth transduction from the steel fencing. The provided microphone video provides extra solitude. It is available at very affordable price as well. TSM411 Specifications Operating Principle: Moving coil dynamic Polar Pattern: Supercardioid Frequency Response: 100Hz to 15KHz Sensitivity: -56dBV (1.6mV) @ 1 Pa Impedance: 310 ohms