Monomer Structure: dynamic. 100% Brand New and High Quality. Replacement cartridge for microphones. Clear and clear sound, good sensitivity, high pitched clear and bright, thick and powerful bass, anti-roar. Colour: black. Material: plastic. Package Contents: 1x Microphone Cartridge. Note: Light reflection 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.