Brand: PLANTRONICS
The EncorePro 500 Series is designed for the future of customer service centers and offices. They are designed for all-day comfort with superior noise-canceling technology for clearer calls which meets OSHA/Noise at Work regulations.Plantronics EncorePro Professional Headsets are made for desktop phones and come in three categories: Standard, Digital and USB. The 510/520 headset models offer soft ear cushions for extra comfort, a flexible mic and are worn over-the-head. The 530 is made for those who prefer to wear the headset over-the-ear instead of the head. And the 540 is a 3-in-1 convertible headset style which can be worn over-the-head, behind-the-head, and over-the-ear. The Standard EncorePro 500 and 700 headsets require a direct connect cable or bottom cord for amplification. See Amplifiers to see which one is right for your desktop phone.The 500 USB headsets come with the DA90 USB Audio Processor already built in allowing these headsets to work directly with management.