Features: Lightweight design, decorate for a long time. With smooth steel ear tag that can wear tightly, even with glasses. Omni-directional condenser cassette, excellent effect of its sound return. All the metal surface is special, wonderful in texture. Colors: beigeTechnical parameters:Microphone diameter: Phi; 4, 0*1.5mm Sensitivity: - 32db ± 2dbFrequency range: 80-20KHZIoutput mpedance: le; 2.2 kOmega; Connector Type: 3.5mm Stereo Locking Connector (Only for Sennheiser Wireless)Standard Operating Voltage: 2.0V-10V. DCSNR: ge; 88dbWire: approx.1.2mPackage Included:1*MicrophoneNote:The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.