What is the best phone number for plantronics? The best phone number for Plantronics is their 800-544-4660 customer service phone number, and you can get the details and use our free call-back service by finding the link for it above and clicking it. Know any other ways to contact Plantronics?How long does plantronics take to return a headset? Received the return label immediately. Important to say: the seller (FNAC) asked to contact PlanTronics directly. After a small phone conversation with PlanTronics I was redirected to their website for a return claim. Within 3 days a new headset was delivered, no charges at all (packing, shipping, etc).What is the relationship between gethuman and plantronics? GetHuman has no relationship with Plantronics and does not operate its help desk or customer support operations. GetHuman is a place for customers to share helpful links and ideas that help solve customer service problems for all of us. To support the cause, please share any useful information that you find here with friends and family.What kind of phone is the plantronics ct14? From the Manufacturer With high-performance technologies for range and sound clarity, including DECT 6.0 wireless technology and a noise canceling microphone, the Plantronics CT14 DECT 6.0 Cordless Headset Phone is the ideal hands-free phone solution for the home or small business.