Amazon.com: Telephone Headset with RJ9 Jack & 3.5mm Connector for Landline Deskphone Cell Phone PC Laptop, Office Headset for Cisco IP Phone Call Center Office, Work for Cisco 7941 7965 6941 7861 8811 : Electronics
CISCO IP Phone 7945, Headset & Stand Great Condition | eBay
Headsets for Cisco IP Phones, Plantronics Headsets for Cisco IP 7910, 7940, 7960, 7970