[Features] Standby electret capacitive hook rod microphone for similar earphones such as Armorwerx or Peltor Comtac. For Comtac II or Comtac III or Comtac IV, plug and play installation. Fixed volume or impedance issues with headphones used in commercial PTT and radios. Made of high quality ABS material, durable, long service life. Professional manufacturing, good performance, clear sound quality. [product information] product name:Replacement Boom Mic color:black Material:ABS size:14 x 9 x 6 cm Packing list (you can get after purchasing one item): Replacement Boom Micx1 Please understand: 1.Due to the long shipping time, the item may be damaged during the shipping process, if the item is damaged, please leave us a message through the official website immediately before posting comments, and I will solve the problem for you. 2.Due to manual measurement, the size may have an error of 1-3cm. 3.Colors may vary from monitor to monitor.