*** DISCONTINUED - Replacement model: Plantronics M220C *** Plantronics new M220 Mobile Headsets provide stability, comfort, and quality sound. It features a flexible earloop that can be worn on the left or right ear. The noise-canceling microphone provides call clarity in most environments. The soft, flexible earloop provides optimal fit and boom placement which lets you hear and be heard clearly in nearly every environment. The M220 series has a 2.5mm jack that is compatible with most headset-ready mobile phones and devices including those from Motorola, LG, and Kyocera.