and high A diameter of 34 mm / 1.34 Inch capacitor diaphragm core, more delicate, more discrimination and clear treble sound collection makes the microphone sound head, soft deep and vividly feedback. This microphone capsule can be widely used in such professional situations as recordings,broadcastings,stage performances,personal computer home recording and so on. They are manufactured with the precise machinery to achieve higher sensitivity making to reproduce sounds. The diaphragm should not be touched in any way. Even if dust is found on the diaphragm, it cannot be wiped with anything. Sensitivity: -36dB2 dB(0dB=1V/Pa at 1KHz) Power Requirement: 48V Frequency Response: 20Hz-20KHz Sensitivity: -36dB2 dB Power Requirement: 48V Use Temperature:5-35 Gold-plating: Dual-faced Pattern:Cardioid Pattern Material:Metal colour:Photo Color Package Contents: 1 * microphone diaphragm Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.