Distributed Echo Cancellation and noise cancellation along with full-duplex performance and automatic level controls guarantee your conference calls to be natural with unmatched audio clarity free of any distractions | First-mic priority intelligently activates only the microphone closest to the person speaking, preventing the amplification of ambient noise and room reflections | Connect the CHAT 150 or the CHATAttach 150 to laptops & PCs via USB for handsfree audio | Daisy-chainable design can expand up to two complete speakerphones to cover medium-sized rooms. Full speakerphone expandability allows both mic and speaker to cover the entire room along with flexibility of control using any speakerphone

Full 360-degree coverage | Three unidirectional elements reduce reverberation and noise | Design minimizes noise pickup from ceiling sources | Optimized to work with ClearOne mixers | Multiple ceiling microphone arrays can be connected to any ClearOne mixer for covering a large room space