eartec office Headset for Polycom VVX 400, VVX 401, VVX 410, VVX 411, VVX 500 & VVX 501 VoiP PhoneIn-the-ear headset, great headset for home, work & contact centre - EAR200 +
Jabra Pro 920 Mono Wireless Headset for the Polycom VVX411
Headsets to Suit Your Polycom Telephone | Headsets Australia
Compatiable Headset for Polycom VVX 400 VVX 401 VVX 410 VVX 411 VVX 500 VVX 501 VoiP Light weight, Noise Cancelling mic, Great in any office or home use - EAR308D + QD002P: Amazon.co.uk: Electronics & Photo