You are buying (1) Plantronics 2.5mm to QD Adapter Straight Cable 43038-01
It is a Brand New One.
Plantronics 2.5mm Quick Disconnect Straight Cable 18 inches P/N 43038-01
This is the Plantronics 2.5mm 10ft coil to Plantronics Quick Disconnect (QD) cable allows any H-series headset to be used with cordless or cell phones which have a 2.5mm jack.
Key Features:
Overview
To directly connect your Plantronics H & HW series with quick disconnect headset
to your phone with 2.5mm headset port.