Large Diaphragm Cartridge/Core: A diameter of 34 mm / 1.33inch Inch capacitor large diaphragm core, while the sound head diaphragm thickness of only 0.4 microns, more delicate, more Discrimination and clear treble sound collection makes the microphone sound head, soft alto deep and rich bass vividly feedback, and no coloration, truly a reprise of the original. elements: Φ34 mm Pressure Gradient Transducer Polar Pattern: Uni-directional Frequency Response: 20Hz-20KHz Material:Metal colour:As Shown Package Contents: 1 x microphone diaphragm Only the above package content, other products are not included. Note: Light shooting 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.