DescriptionThis is a 3.5mm conference microphone. It is made of material, durable to use. Plug and play, no need to install driver. Saving time and effort, very handy tool for business.Features-Color: Black -Material: metal, plastic -Size: 6.50X6.50X1.00cm/2.55X2.55X0.39in - Impedance: 1.5k ohms - Sensitivity: 40+3dB - Frequency response: 40Hz-16kHz - Cable length: about 1.5m - 360 degree omnidirectional pickup, 3 meter long distance sound pickup. - Adopt condenser microphone, effectively suppress ground noise - Widely compatible for most device with standard 3.5mm port. - Plug and play, no need to install driver, very convenient. - Flat shape, small size, space-saving, easy to carry it everywhere.