Blue Cellular Headsets over the ear Style -- 2.5 mm Plug $34.99 Cellular Headsets For Motorola Samsung and Audiovox. Convertible Model. User Defined Option Either Over The Ear Or Over The Head -- 2.5 mm Plug $64.95 Encore Binaural Noise Canceling Headset $131.99 Headset DuoPro™ Convertible to Over-the-Head or Over-the-Ear $89.99 Headset Encore® Binaural Over-the-Head Headband Style Quick Disconnect™ $99.99 Headset Encore® Monaural Over-the-Head Headband Style Quick Disconnect™ $87.99 Headset Mirage® Over-the-Ear Quick Disconnect™ $73.99 Headset Supra® Binaural Over-the-Head Headband Style Quick Disconnect™ $74.99 Headset Supra® Monaural Over-the-Head Headband Style Quick Disconnect™ $64.99 Headset Tristar® In-the-Ear Quick Disconnect™ $89.99 Mirage: Fits Behind Either Ear With Noise-Canceling Microphone $99.99