This Nedis wired microphone has a useful clip that you can clip easily to your clothes. Because of the high sensitivity and the high sound quality of the microphone this is the ideal way to communicate with your colleagues. The microphone is suitable for every soundcard. Features• Operating voltage: 1 - 10 V (standard 3 V)• Frequenty response: 100 Hz - 10 kHz• Current consumption: 350 mA Max• S/N Ratio: 40 dB or more