Features: [Professional Wireless Mic] High sensitivity condenser microphone features volume adjustment, unidirectional cardioid pickup pattern to accurately record the sound from the front. [Noise Cancellation] Adopting noise reduction technology, transmitter prevents noise interference, delivers stable audio signal transmission in 65ft long distance, for clarity sound quality. [Strong Compatibility] Equipped with 1/8 inch TRRS connectors, receiver can plug direct to smartphones with 3.5mm jack. Also it can connect camera via included 3.5mm TRS audio adapter. [Built-in Rechargeable Battery] Transmitter & receiver each have high capacity batteries inside that are conveniently charged by power bank, laptop, etc. via USB cable, supports 5h long working time. [Wide Application] Lavalier lapel mic with rugged metal clip is suitable for a variety of scene, like meeting, online teaching, video recording, interview and more. Specifications: Material: Plastic Color: Black Polar Pattern: