Avaya B149 Conference Phone 

• OmniSound® — powerful crystal clear sound to provide seamless productivity
•  A Conference Guide that easily helps you set up group calls with the touch of a button
•  Optional expansion microphone that increase range (and number of participants) up to 750 sq ft
• SD-memory card to record your meetings and conference calls for playback or to archive for later use
• A phone book for quick access to our key contacts