Amazon.com: INNOTALK Wireless Headset Compatible with Poly Polycom VVX300, VVX310, VVX400, VVX410 and Any VVX Model with EHS Remote Answering Cord Bundle(Pioneer) : Electronics
Polycom VVX: Pair a Bluetooth Headset - YouTube
Compatible Headsets for Polycom VVX IP phones - HeadsetPlus.com Plantronics, Jabra Headset Blog
Sennheiser / EPOS Wireless USB Headsets For Polycom VVX 411 – Headsets4business