The ultimate over-the-ear design: the TriStar headset gives you all-day comfort plus unshakable three-point stability. Innovative three-point design for stability -- support behind, on top of, and on the ear Four user-selectable earbud sizes and adjustable receiver arm for a precise fit Exceptionally lightweight (0.42 oz/12g) Can be worn on either ear Clear, adjustable voice tube Supports SoundGuard Plus and Call Clarity technologies for superior sound Ten-six-foot cable with Quick Disconnect option Adjustable clothing clip H81: TriStar Headset TriStar H81 N81N Headset Loracomm Headset Express Plantronics H81: TriStar Headset