uxcell 3.5mm Connector Black Mini Lapel PC Laptop Rotated Hands Free Clip Microphone Product Name : Mini Microphone Marerial : Plastic;Color : Black Directivity : Noise Cancelling;Impedance : Low Impedance;Current Consumption : &lt;10k Ohms Connector Diameter : 3.5mm;Pump Size : 2.6 x 1.3cm/1.0&#39;&#39; x 0.5" (L*W) Weight : 20g;Package Content : 1 x Hands-free Microphone