Plantronics Cellular Headset for Nokia Phones (MX103-N2) Engineered and designed using customer feedback on cell headset function and comfort. Unique Flex Grip design produces superior stability and support for all-day comfort Superior Sound Clarity - Plantronics? AcuSpeak technology allows you to be heard in almost any environment Customize your headset with 3 interchangeable color covers (included) MX103-N2 connects directly to your Nokia5100/6100/7100 series and 3285 phone