Product List: 1 USB Mic. Dimensions are 7cmx7cmx1.5cm.Convenience: USB Conference Mic is very convenient to use, plug and play, the omnidirectional mic has sound pickup performance within 3 meters. The sounds head structure design has a good sound pickup effect.Clear Sound: Conference Mic has high sensitivity and intelligent noise reduction function, which can get pure and clear sound.Material: USB Mic is made of quality metal material . The sensitivity is as high as -45DB3DB, so you don't need speak close to the mic. Even small sounds are clearly conveyed.Applicable scenarios: 360 Omnidirectional Condenser Mic is suitable for home, computer, stage, live broadcast, KTV, conference, and other occasions. Specification: Rated Power:5Rated Voltages: 5Signals-To-Noise Ratio:-45db3dbCurrent Consumption:3ma Size Chart: 7cmx7cmx1.5cm/2.76inchx2.76inchx0.59inch Package Includes: 1 USB Conference Mic1 Manual Note: 1.Please allow 1~3 cm error due to manual measurement, thanks.2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand, thank you