Headsets for ESI Telephones with an

Does your ESI office phone have a "dedicated headset port"?
These headsets have been paired with the compatible lower cord for "Headset-Ready"
ESI telephones. 
Comes with everything you need right out of the box to make and take calls. 
Products (Total Items: 15)
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Connect AIR Convertible Wireless DECT Headset
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WIRELESS! >> Universal compatibility