Features: The BOYA BY-MC2 is a compact directional conference microphone that features three audio capsules, and is capable of capturing sound in a 20ft. radius, with 180-degree coverage. Outstanding sound quality. Super-cardioid polar pattern. Built-in headphone/ speaker monitoring jack. It is the ideal choice for video conferencing because it can simultaneously pickup all voices within the effective range. The device output uses a USB interface that can be connected directly to a desktop or laptop computer for easy use in conference rooms, seminars and others occasions, etc. With 2m USB to MINI USB cable, plug and play. Compatible for Mac and for Windows systems. No Drivers and batteries needed. Adopts durable aluminum alloy casing, with LED indicator.