Logitech Expansion Microphones for GROUP System (Set of 2) - 989-000171 is backordered and will ship as soon as it is back in stock.
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Product Overview
The Logitech GROUP Expansion Mics (989-000171) are a set of two add-on microphones that extend voice pickup for the Logitech GROUP video conferencing system in larger rooms. They allow you to accommodate up to 20 people in one large room and make sure everyone is heard, eliminating the need to huddle near the speakerphone. The microphones connect directly to the GROUP speakerphone and are automatically recognized and configured. Each mic includes a mute button for control from a distance.
Product Description
Logitech GROUP Expansion Mics extend the audio reach of the GROUP system so that participants seated farther from the speakerphone can be heard clearly. The set includes two mono, wideband, noise-canceling microphones that plug directly into the GROUP speakerphone with automatic recognition and configuration, so no manual setup is required. Each microphone provides a mute control for participants away from the base unit, and an indicator light shows when the microphone is muted, when a call is active, and when Bluetooth wireless pairing has begun. Together with the GROUP system, the expansion mics support meetings of up to 20 people in a single large room.

Key Features
- Extended voice pickup — Expands the GROUP system to support meetings of up to 20 people in one large room.
- Set of two microphones — Includes two expansion mics to broaden coverage across the table.
- Automatic configuration — Plug the mics into the GROUP speakerphone and they are recognized and configured automatically.
- Noise-canceling microphones — Mono, wideband, noise-canceling elements capture clear voice audio.
- Mute from a distance — Each microphone includes a mute button for control away from the base unit.
- LED status indicator — Confirms microphone mute, active calls, on-hold status, and Bluetooth pairing.
Typical Applications
- Large conference rooms running the Logitech GROUP system with up to 20 participants
- Boardrooms where participants are seated beyond the speakerphone's standard range
- Training rooms requiring accessible mute control at multiple table positions
- Multi-purpose meeting spaces needing expanded voice coverage
Technical Specifications
| Part Number | 989-000171 |
| Microphone Type | Mono, wideband, noise canceling |
| Connection Type | Plug-and-play |
| Controls | Microphone mute button |
| Indicator Lights (LED) | Confirms video streaming, microphone mute, on-hold, and Bluetooth pairing |
| Dimensions (each) | 3.27 in x 3.27 in x 0.83 in (83mm x 83mm x 21mm) |
| Weight (each) | 8.11 oz (230 g) |
| Compatibility | Logitech GROUP |
| In the Box | Two expansion microphones |
| Warranty | 2-year limited hardware warranty |
Specifications sourced from Logitech.
Frequently Asked Questions
How many microphones are included?
The set includes two expansion microphones.
What system are these compatible with?
The GROUP Expansion Mics are designed for the Logitech GROUP video conferencing system.
How many participants can the GROUP system support with these mics?
With the expansion mics added, the GROUP system can accommodate up to 20 people in one large room.
Do they require manual setup?
No. The microphones plug into the GROUP speakerphone and are automatically recognized and configured.
Can I mute the system from the expansion mic?
Yes. Each microphone includes a mute button, with an LED indicator showing mute, call, and Bluetooth pairing status.
At Creartion Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.
- Most in-stock orders placed Monday-Friday ship within 24-48 hours. General restrictions apply; please see our full shipping policy here.
- We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.
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