Plantronics T110H Base has a Quick Disconnect (QD) Connector for use with Any Plantronics QD-Equipped Headset. Headset Sold Separately. : Electronics - Amazon.com
Plantronics Practica T110 Telephone Dialer Box Only No Headset Or Cables | eBay
Plantronics Practica T110 Telephone Dialer Box Only No Headset Or Cables | eBay