Expansion Microphones - Increase the audio coverage of your conference room by pairing the Expansion Microphone with your SoundStation conference phone. | Poly, formerly Plantronics & Polycom
Polycom Expansion Microphone- Mics For Poly Studio USB & X50
Products – Tagged "Poly (Plantronics+Polycom)"– Global Communication
Polycom RealPresence Debut - Video Conferencing - DEKOM
Amazon.com : Poly Polycom Expansion Mic for RealPresence Debut (2200-69631-001) : Office Products
Expansion Microphones - Increase the audio coverage of your conference room by pairing the Expansion Microphone with your SoundStation conference phone. | Poly, formerly Plantronics & Polycom
Poly Studio Microphone for X50 or X70 2200-69631-001 - XINIX