Logitech GROUP Only additional microphones, 989-000171

Sound capture and range

Extends Logitech GROUP coverage from 6 m (20 ft) to 8.5 m (28 ft) diameter — suitable for larger conference tables/rooms.

Omni-directional (capturing sound from all directions).

Audio specifications

Frequency range: 100 Hz – 11 kHz.

Sensitivity: 28 dB.

THD (distortion): 1%.

Noise cancellation and background noise reduction.

Connectivity and control

Plug-and-play to Logitech GROUP's basic speakerphone — no drivers needed.

Each microphone has a mute button with LED status indication.

They work with connectors to the GROUP system (usually mini-DIN or 3.5 mm depending on the version/cables).

Dimensions & design

Compact: 83 × 83 × 21 mm each.

Weight: 230 g each.