Poly 70765-01 or 2.5mm Direct Connect Cable for QD Headsets - Headsets Direct
MDA500 QD Series - Corded Switcher/Mixer for Quick Disconnect (QD) Headsets | Poly, formerly Plantronics & Polycom
Amazon.com: Headset QD(Quick Disconnect) Connector to USB Adapter Cable with Volume Adjuster, Mute for Speaker and Microphone Separately Compatible with Any Plantronics and VoiceJoy Headset QD Plug : Electronics
Plantronics QD to 3.5MM Connector Cord MO300 for iphones, Blackberry other cell phones too 38541-02
Amazon.com: Headset QD (Quick Disconnect),Compatible with Plantronics Headset.QD Cable with Single 3.5mm Plug for Smartphones Mobile Phones,Laptop etc : Electronics
SHM1783-11 QD to 3.5mm Cable
Poly Quick Disconnect 10' Cable to 2.5mm 70765-01 B&H Photo Video
MDA100 QD Series - Analog switch for Quick Disconnect (QD) headsets | Poly, formerly Plantronics & Polycom
Plantronics QD cable to 2x 3.5mm jack plug, (Headphone + Microphone)
Amazon.com: Headset QD (Quick Disconnect) Cable Compatible with Plantronics Headsets with Single 3.5mm Plug for Smartphones Mobile Phones,Laptop etc with 3.5mm Jack : Electronics
Plantronics 10 FT Extension Cable QD/QD (40711-01)
Amazon.com: Headset QD (Quick Disconnect),Compatible with Plantronics Headset.QD Cable with Single 3.5mm Plug for Smartphones Mobile Phones,Laptop etc : Electronics
TruVoice QD to USB Connection Cable (with volume control and mute)