PRA-628/638 is specially designed for instrument mic. The novel style, ultra-thin body, and super-intensified mesh make it much easier to close to the sound source and with well-combined frequency response curve for capsule dynamic (PRA-628) or condenser (PRA-638) caused it not comparably a professional close pickup mic, especially fitted for guitar. HM-12DA universal clamp and HM-10B microphone clamp are provided.