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Plantronics APP-51 Electronic Hookswitch Adapter EHS Cable (formerly APP-50) for Polycom and Digium IP
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Amazon.com: USB Adapter Compatible with Any Plantronics or TruVoice Wired Headset with a QD and Includes Volume Control and Mute Functionality (Connects Headset to PC, Laptop and Softphones) : Electronics
Voyager Legend Micro USB cable and charging adapter - Micro-USB Cable & Charge Adapter | Poly, formerly Plantronics & Polycom
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