Over-the-head. Designed for telephone-intensive users, including formal customer care centers, help desks, telesales, and customer service organizations. Advanced noise-canceling microphone. Tactile and visual guidance mean the user can feel and hear. The Encorepro 510/520 Headset HW510V gives buyers a clear option for phone, headset or communication equipment needs. It is useful for replacement parts, workstation setup, shared office areas and inventory replenishment.