Logitech Meetup Expansion MicrophoneDescriptionSpecificationsShipping SUPERIOR SOUND IN LARGER HUDDLE ROOMS Logitech Expansion Microphone for MeetUp provides greater flexibility in huddle room configurations. MeetUp's built in beamforming mics are optimized for up to 2. 4 meters. To extend that range up to 4. 2 meters, add an Expansion Mic. So whether people are seated at a table, sitting against the wall, or standing, Expansion Mic for MeetUp means everyone will be heard HEAR CLEARLY