high quality Lightweight & Invisible Design: Miniature lavalier lapel design, light, cozy, stable, suitable for long time adorn, it can be conveniently clipped to the tie or collar, an ideal replacement for the original wireless system microphone.Widely Applications: Designed for use on stage, houses of worship, presenters, broadcasters, lecturers, musicians, actors, singers, fitness instructor and any other applications requiring minimum microphone visibility with maximum comfortability and hands-free operation.Professional Audio Quality: Powerful, High sensitivity lavalier microphone amplifies your voice, stable signal, zero delay & crisp, vibrant audio transmission for indoor & outdoor activities. unidirectional condenser microphone can reduce unwanted background noise.Widely Compatibility: 3.9ft/1.2 meters cable, 3.5mm (1/8") Female Screw Lock connector compatible with Sennheiser Evolution Series, EW100 EW300 EW500 SK100 SK300 SK500 EK100 EK300 EK500 EK2000 G1 G2 G3 ... Wireless Bodypack TransmitterSolid Case & Durable Cable: Solid metal microphone case, easy to use, convenient and durable. The configuration cable, lightweight, soft, stretch-resistant, has good shielding effect and balanced output function, can effectively reduce friction between the sound and the outer.