This Pearstone Lavalier Tie Clip is equivalent to the Sennheiser MZQ2-EW. These five clips fit the Pearstone OLM2, Sennheiser ME2 and Sony UWP-V omnidirectional lavalier microphones perfectly and offer a cost effective alternative without sacrificing quality. Sturdy alligator style clip and form-fitting clasp ensure a snug and secure placement on shirts, lapels, etc.