Shure MXA920 + P300-IMX AV Conferencing BundleThe MXA920 + P300 IMX AV Conferencing Bundle from Shure is comprised of the MXA920 Ceiling Array Microphone and the IntelliMix P300 IMX Audio Conferencing Processor. Automatic Coverage technology requires no setup yet gives you precise control of audio capture if desired. With next generation array architecture for enhanced directional pickup and more natural speech, the MXA920 ceiling array microphone is easy to use and quick to deploy for AV