Features: Easy to use It is portable. When you want to use, just plug it and play. Wide range of applications It is very convenient for you. You can use this product when you are chatting, when you are playing computer games, when you are singing, when you are teaching. Noise-reducing Designed to minimize background noise and isolate the main source. Rotary This product can be easily rotary, it can rotate 360 degree back and forth. Specifications: Item Type: condenser microphone Material: mental Color: golden/black/ white Quantity: 1 set Working voltage: 1.5V Frequency response: 50Hz-16KHz Signal to noise ratio: >36dB Package Size: 27*11.5*3.5cm/10.61*4.52*1.38inch(L*W*H) Net Weight: 197g/6.95oz Package: 1*condenser microphone set