truvoice TruVoiceHeadsetAdapters U10 Adapter Compatible with Any Plantronics or TruVoice Quick Disconnect (QD) Headset for All Cisco 6000, 7800 and 8000 Series P
Amazon.com: VoiceJoy Headset Adapter Cable Compatible with Plantronics and VoiceJoy Headsets - Connects to All Cisco 6000, 7800 and 8000 Series Phones and Also Models 7940 7941,26716-01 Cord : Electronics
Amazon.co.jp: 4P4C RJ9 / RJ10-3.5mm Female Headset Adapter Cable Stereo Converter Phone Cord for iPhone Cisco IP Phone 7931G 7940 7941 7942 Plantronics MX10 Vista Modular 30CM : Electronics
Amazon.com: Headset Cable 26716-01 to Connect Cisco Phones' RJ9 Modular Jack and Compatible with Plantronics H Series Quick Disconnect Headsets : Electronics
PLANTRONICS HW520-SPA Cisco IP Phone Headset
PLANTRONICS HW540-CIS Cisco IP Phone Headset 88828-01-CIS
OvisLink Call Center headset Compatible with Cisco Unified phones. With RJ9 Quick Disconnect bottom cord. Noise cancellation. HD voice. Comfortable for all day. Durable. 2 Year Warranty
Package Headset for Cisco Phone. Plantronics QD cord + Over the ear phone headset for Cisco Cisco Cius, CTS500. Light weight headset, Free shipping Muti year warranty
Headset Adapter Cable with 2.5mm Plug for Cisco | Business Telecom Products
Amazon.com: Standard 3.5mm Jack Smartphone Headset Headphone Adapter Cable Converter to RJ9 Plug for Plantronics M22 Amplifier and Cisco Unified 7960 7940G 7941G 7942G 7945G Office Telephone IP Phones : Electronics
Mobile Headset Adapter for Plantronics M10/12 Amplifier