The package includes 3 microphone units made of plastic and sponge material. They are compact in size and black in color, suitable for recording lectures, business meetings, and other occasions. The small clip design makes them flexible and convenient to use, with 360-degree clear pickup and high sensitivity for clear voice recording. These wireless mobile phone clip-on microphones are lightweight, easy to carry, and suitable for events like interviews. They offer extended frequency response, noise reduction, and easy attachment to clothing. The product dimensions are 4.5 x 2.6 x 1.5 cm and it is manufactured by SUPVOX.