Logitech Expansion Microphones for Group-Add-on Mics for larger groups (989-000171)

The Logitech GROUP Expansion Microphones (989‑000171) are designed to seamlessly extend the audio reach of your Logitech GROUP conferencing system. Sold in pairs, these plug‑and‑play omnidirectional microphones expand voice pickup from approximately 20 ft (6 m) to up to 28 ft (8.5 m). Ideal for accommodating larger groups or more spacious meeting environments, each microphone includes a mute button and indicator LED for simple control and status feedback.

Product Features

Extended Coverage for Larger Rooms

These expansion microphones enable clear audio pickup across a total diameter of up to 28 ft (8.5 m), supporting conferences with up to 20 participants.

Plug‑and‑Play Installation

Simply connect the microphones to the GROUP speakerphone—no drivers or software required. The system automatically recognizes and configures the add‑ons instantly.

Omnidirectional Pickup & Mute Control

Each microphone records sound from all directions to ensure every participant is heard. A built-in mute button with LED indicator confirms muting, active calls, and Bluetooth pairing status.

Compatible with Logitech GROUP System

Specifically engineered to integrate with the Logitech GROUP 960‑001057 conferencing system; recognized automatically once connected.

Product Specifications

• Part number: 989‑000171
• Sold as: two expansion microphones per set
• Voice pickup range: extends the GROUP system range from ~20 ft to ~28 ft (6 m to 8.5 m)
• Microphone type: wired omnidirectional, wideband, noise‑canceling
• Cable length (each mic): ~4 ft (1.2 m)
• Dimensions (each mic): approx. 3.3 × 3.3 × 0.83 in (83 × 83 × 21 mm)
• Weight (each mic): ~8.11 oz (230 g)
• Connection type: plug‑and‑play wired (via speakerphone ports)
• LED indicators: status for streaming, mute, and Bluetooth pairing
• Mute button: integrated on each microphone
• Warranty: 2‑year limited hardware warranty