About Plantronics APP-51 Electronic Hook Switch (85Q60AA)

Compatible with Polycom desk phone models SoundPoint IP 320, IP 231, IP 330, IP 331, IP 335, IP 430, IP 450, IP 550, IP 560, IP 650, IP 670, VVX300, VVX310, VVX400, VVX410, VVX500, VVX600, VVX1500.

Works with Plantronics Savi 700 Series, CS500/CS500 XD Series, MDA200, Voyager Legend CS.

About Poly

As a trusted Poly partner, Telrex is proud to offer a full range of headsets, conference phones, business phones, video conferencing, software, and services. Poly's wide range of communication solutions allows your business to stay connected regardless of your team's location. Our Telrexperts have helped thousands of clients in various industries, from government and education to healthcare and financial services.