Clear One Max Expansion Kit. Comes with one Clear One Max Ex without a power supply. This package is intended to be an addon to an existing Clear One Max EX.

The ClearOne Max EX Expansion Kit allows you expand the Max EX Conference Speakerphone by connecting additional phone units, not just microphones. This creates an even distribution of microphones, loudspeakers and controls for better sound quality and user access. No matter where participants are seated, conversations are natural and effortless. Up to four Max EX Expansion phones can be connected to accommodate different room sizes. This system includes one Max EX conference phone and connecting cable. Does not include the required base unit (sold separately). Retail Price $499.95

Key Features:

• Gentner Distributed Echo Cancellation® effectively eliminates echo
• Noise cancellation removes background noises from fans or HVAC systems
• Full-duplex sound enables participants to speak and listen at the same time without cutting in and out
• Automatic level control s keep participants’ audio balanced and consistent
• First-mic priority eliminates hollow “tunnel” sound by activating only the microphone closest to the person speaking
• Three microphones provide 360° audio pickup
• Speed dial stores 10 frequently dialed numbers
• Recording output on base unit connects to a recording device to capture both sides of the conversation

Also See ClearOne Max datasheet for more detail information