"Logitech Expansion Mic for MeetUp. Type: Conference microphone. Connectivity technology: Wired. Product colour: Black. Grey. Cable length: 6 m. Compatible products: Logitech MeetUp. Height: 13.4 mm. Diameter: 8.3 cm. Microphone weight: 302 g. Package width: 37 mm. Package depth: 171 mm. Package height: 187 mm""Logitech Expansion Mic for MeetUp provides greater flexibility in huddle room configurations. MeetUp’s built-in beamforming mics are optimised for up to 2.4 metres (8 feet). Adding an Expansion Mic extends that range up to 4.2 metres (14 feet). So whether people are seated at a table. sitting against the wall or standing. Expansion Mic for MeetUp means everyone is heard. In addition. the indicator light shows when the microphone is muted. when a call is active and when Bluetooth® wireless pairing has begun."