Polycom RealPresence Trio Expansion Microphone (2201-69085-001)
This is a wired expansion microphone for the Polycom RealPresence Trio conference phone, extending microphone pickup further down a boardroom table. It connects directly to the Trio base unit and requires no separate power supply. Backed by a 12-month Reboot IT warranty.
⚠ Accessory item. This microphone requires a Polycom RealPresence Trio conference phone to function. It is not a standalone microphone and will not work with a computer or general audio equipment.
Key Benefits
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Extends pickup range: Places a second microphone array further along the table so participants at the far end are heard clearly rather than distantly.
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Genuine Polycom part: Original Polycom hardware (2201-69085-001) designed for the Trio, avoiding the audio quality and connection problems of generic substitutes.
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Powered by the Trio base: Draws power over the connecting cable from the Trio itself — no additional power outlet or adapter needed at the microphone position.
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Simple plug-in installation: Connects directly to the Trio expansion port with no configuration, driver installation, or pairing step.
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Improves far-end experience: Better pickup means remote participants stop asking people to repeat themselves — the practical measure of a conference audio upgrade.
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Suits larger tables: Turns a Trio sized for a small meeting room into a system that covers a longer boardroom table effectively.
Performance in Use
Conference phone microphones have a finite effective pickup radius, and the most common complaint in larger meeting rooms is that people seated at the far end of the table sound faint or unclear to remote participants. Expansion microphones exist to solve exactly that, and they solve it well — placing an additional array closer to those seats restores natural speech levels for the far end.
The Trio is a capable conference phone on its own in a small to medium room. Beyond roughly the length of a six to eight person table, a single central unit begins to struggle with voices at the extremes. Adding an expansion microphone is a considerably cheaper path to fixing that than replacing the entire conferencing system.
Installation is genuinely simple. The microphone connects to the Trio base over its cable, draws power from the same connection, and requires no configuration — the Trio recognises it and incorporates it into the pickup pattern. For an IT team, this is a five-minute job rather than a project.
Technical Specifications
| Specification |
Details |
| Model |
Polycom RealPresence Trio Expansion Microphone |
| Part Number |
2201-69085-001 |
| Type |
Wired expansion microphone array |
| Compatibility |
Polycom RealPresence Trio conference phone |
| Power |
Powered from the Trio base unit over the connecting cable |
| Installation |
Plug and play — no configuration required |
| Placement |
Table-top, positioned away from the Trio base |
| Standalone Use |
Not supported — requires a Trio host unit |
| Warranty |
12 months (Reboot IT) |
Is It Right for You?
✓ Best For: • Existing Polycom RealPresence Trio installations • Boardrooms where far-end participants are hard to hear • Meeting tables seating more than six to eight people • Sites wanting to improve conference audio without new hardware • IT teams needing a genuine Polycom replacement part |
✗ Not For: • Standalone microphone use with a PC or laptop • Poly Studio X50 or X70 systems — those use a different microphone • Non-Polycom conference phones or video systems • USB or Bluetooth microphone requirements • Recording, streaming, or music applications |
Condition Grades
| Grade |
Cosmetic Condition |
Functional Testing |
| A — Excellent |
Minimal marks, near-new appearance |
Audio pickup and connection to a Trio host unit verified |
| B — Good |
Light wear from normal use, fully functional |
Audio pickup and connection to a Trio host unit verified |
Frequently Asked Questions
Can I use this microphone with a computer?
No. This is an expansion microphone for the Polycom RealPresence Trio conference phone. It requires a Trio base unit and will not work as a standalone USB or analogue microphone.
Does it work with Poly Studio X50 or X70?
No. The Studio X series uses a different expansion microphone. This part (2201-69085-001) is specific to the RealPresence Trio.
Does it need its own power supply?
No. The microphone draws power from the Trio base unit over the connecting cable, so no additional power outlet is required at the microphone position.
Is the connecting cable included?
Cable inclusion varies between refurbished units. Please contact us before ordering if you need the cable confirmed for your order.
How many expansion microphones can a Trio support?
The RealPresence Trio supports expansion microphones to extend pickup. Check Polycom documentation for the maximum supported on your specific Trio model and firmware version.
What are the shipping options?
Free standard shipping across Australia.
Warranty & Support
Every Polycom Trio expansion microphone sold by Reboot IT includes a 12-month warranty covering hardware defects and functional failure from the date of purchase.
Reboot IT has been Australia's trusted refurbished IT specialist since 2001. Every unit is tested before dispatch — audio pickup and connection to a Trio host unit are confirmed working. Free standard shipping across Australia. Melbourne-based support at reboot-it.com.au.