High quality Noise Canceling Call Center Headset Compatible with following Polycom phone models: Media Business Phone VVX150, VVX250, VVX311, VVX350, VVX400, VVX410, VVX450, VVX500, VVX600, VVX1500, CCX400, CCX500, CCX600, SoundPoint IP335, IP430, IP450, IP550, IP560, IP650, IP670.
This RJ9 headset also Works With other Telephone Models : Mitel Plantronics Fanvil HUWEI Shoretel NEC Siemens Aastra etc.SEE MORE COMPATIBLE PHONE LIST IN DESCRIPTION.
All-new design office phone headset built-in Acoustic Shock Protection, to prevent electric overload, RF-Shield,features large volume control and mute button, provides extra convenience while conversations.
Noise-Canceling microphone| Flexible, Rotatable microphone boom, user may place the speaker on left or right ear anytime | Soft ear cushion for all-day comfort | Click-Stop adjustable headband.| Durable, 2 Years Warranty Included!
Warranty Guarantee: We offer 45 days money back & 24-month worry-free guarantee for our all phone headset.Buy the item today if you have one of phone models in list. FOR other phones, pls contact us for Compatibility Guide or Advice.