Description: Small size and light weight, the wired microphone is convenient to carry when go out. Designed with a clip, you can use it to attatch the microphone to your clothes collar, shirt pocket, etc.. Reliable electret capacitor technology, the microphone can provide a good audio quality. Designed with 3.5mm connector, easily connect with devices like phone, laptop, PC computer etc. Plug-and-play, lightweight and portable. No driver or battery is required. Specification: Material: plastic Frequency response: 30HZ-15KHZ Impedance: 2.2KOhm Voltage sensitivity (sensitivity)-52db ± 5db Connector type: 3.5mm Wire length: about 2m Note There might be a bit color distortions due to different computer resolutions. There might be a slight errors due to different hand measurement. Package included: Type 1: 1x Mini mic. Type 2: 2x Mini mic. Type 3: 5x Mini mic.