





🎧 Elevate your conference calls with unmatched clarity and reliability
The Polycom RealPresence Trio Expansion Microphones (2200-65790-001) are high-sensitivity, tri-capsule array microphones designed to enhance conference phone audio quality. Featuring a 54 dB audio sensitivity and a 65 dB signal-to-noise ratio, these corded electric microphones ensure crystal-clear communication. Built with genuine Polycom materials and intended for professional installation, they provide reliable, noise-free audio expansion for your RealPresence Trio system.






| Audio Sensitivity | 54 Decibels |
| Impedance | 2200 Ohm |
| Microphone Form Factor | Tri-Capsule Array |
| Item dimensions L x W x H | 0.01 x 0.01 x 0.01 inches |
| Power Source | Corded Electric |
| Material | Polycom |
| Signal-to-Noise Ratio | 65 dB |
| Hardware Platform | Karaoke Machine |
| Number of Channels | 1 |
| Frequency Response | 15000 Hz |
| EU Spare Part Availability Duration | 1 Years |
| Manufacturer | POLYCOM Companies |
| UPC | 610807848622 779184012139 |
| Item Weight | 1.01 pounds |
| Product Dimensions | 0.01 x 0.01 x 0.01 inches |
| Item model number | 2200-65790-001 |
| Is Discontinued By Manufacturer | No |
| Material Type | Polycom |
| Manufacturer Part Number | 2200-65790-001 |
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