Plantronics CS55 Wireless Headset

Convertible (Over-the-Head & Over-the-Ear) - Noise-canceling
$225.00 or less from an Authorized Plantronics Distributor

Customers also found the following useful when using the CS55:

Conduct business calls in hands-free, digitally enhanced audio with Plantronics® CS55 wireless office headset. Available in convertible over-the-ear, over-the-head or behind-the-head styles, the CS55 lets employees go where office work takes them—up to 300 feet from their desks for 10 hours of unencumbered talk time. As the first headset in the U.S. to implement 1.9GHz voice-dedicated wireless technology, the CS55 delivers uncompromised audio quality and ensures minimal interference from other office wireless systems. An extended boom and noise-canceling microphone enable crystal-clear voice delivery even in loud environments. Built-in answer/end call features let workers control conversations with the touch of a button.

Additional information and guides:

Plantronics CS55 Part # 69700-01
Customer Reviews
Headsets Direct Review

Product Sheet (.PDF)   
Installation Sheet (.PDF)

Interactive visual guide showing how to setup product