1.A diameter of 34mm capacitor diaphragm core, while the sound head diaphragm thickness of. 2.more delicate, more Discrimination and clear treble sound collection makes the. 3.microphone sound head, soft alto deep and bass vividly feedback, and no coloration, truly a. Element: 34 mm Pressure Gradient Transducer Pattern: -directional Frequency Response: 50Hz-20KHz Sensitivity : -42~-52db Equivalent noise level : less than equal 66dB Power Requirement: 48V Phantom Power Colour:As shown Material:Metal Size:34x11.8mm Package Contents: 1x (34mm) microphone diaphragm Note: The red wire is connected to the positive pole and the black wire is connected to the negative pole. It should not be in direct contact with the diaphragm. Even if dust is found, it cannot be wped. The fixed screws cannot be adjusted by themselves. Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.