The boya conference microphone by-mc2 is ideal for use during meetings, courses or similar occasions. the housing contains three microphones. the by-mc2 is also suitable for video conferencing because the microphone picks up all the voices in the effective range at the same time. using the included usb cable, the microphone can be connected to a pc or laptop, transferring audio and powering the microphone. there is also a 3.5mm jack to listen to the sound live via headphones.   Specifications of the by-mc2: excellent sound quality 2 to 3 metres range super-cardioid polar pattern built-in headphone jack compatible with macos and windows plug and play no driver and no batteries required led indicator durable aluminium housing including 2m usb cable