The lightest DECT wireless headset on the market allows you to manage PC, mobile and desk phone communications comfortably and seamlessly. Plantronics Savi 740 lets you easily manage and switch between PC, desk phone, and even mobile calls up to 350 feet from your desk--all from a single wireless headset. Enjoy the comfort of this lightweight DECT headset and experience unlimited talk time with a swappable battery (additional batteries sold separately). The Savi 740 can be worn three different ways: over-the-ear, over-the-head, or behind-the-head to suit your personal style.