Product Description The lightest DECT wireless headset on the market allows you to manage PC, mobile and desk phone communications comfortably and seamlessly. From the Manufacturer 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.Savi 740 Wireless HeadsetAt a Glance:Manage PC, desk, and mobile phone calls up to 350 feetConference in up to three additional headsets or join audio between any two of your three connected devicesDECT 6.0 technology enhances audio and eliminates Wi-Fi interferenceThree different wearing styles: over-the-ear, over-the-head, or behind-the-headOne-touch call answer/end, mute, and volume adjust for simple call managementUse with Electronic Hookswitch Cable or Handset Lifter (both sold separately) to remotely answer/end desk phone calls Easily manage your desk, mobile, and PC phone calls. View larger. Talk clearly up to 350 feet from the base with DECT technology. Three wearing styles: over-the-ear, behind-the-head, or over-the-head. Communicate Easily Through Multiple DevicesWith three-way, multi-device connectivity, the Savi 740 allows you to easily manage your PC, desk, and mobile phone calls (software may be required to get call control with certain softphones; see Plantronics.com for more information). The headset system automatically routes mobile audio to whichever device you pick up--headset or mobile phone. With the press of a button, you can easily transfer audio from the headset to the mobile phone, allowing you to leave the office and take calls on the road.The system also enables you to join audio between any two of your three connected devices or conference in up to three additional Savi 740 headsets. Automatically subscribe a new headset to the base simply by docking it.Wireless Range of 350 Feet with DECTThe Savi 740 comes equipped with DECT 6.0 technology, allowing you to talk hands free up to 350 feet away from the base. DECT offers exceptional audio quality and is designed to eliminate interference from Wi-Fi networks. One-touch controls on the headset allow you to answer or end calls and adjust or mute the volume across devices. Bluetooth technology lets you connect the headset's base station to your mobile phone.Three Wearing Styles to Suit Your NeedsThe Savi 740 sports a sleek, lightweight design and has been comfort-tested. It can be worn three different ways, whichever suits you: over-the-ear for a discreet look, behind-the-head, or over-the-head for maximum stability.Designed for Outstanding Sound QualityIn addition to DECT technology, the Savi 740 offers wideband audio for clearer PC and desk phone conversations. The headset's noise-canceling microphone filters out background noise and enhanced Digital Signal Processing (DSP) makes voices sound more clear and natural.Charging Base and Adaptive Power SystemA sleek charging base with magnetic docking is included with the Savi 740. An adaptive power system optimizes for range and talk time by automatically downshifting to low power when the headset is close to the base to save battery life and maintain maximum density. Talk buttons allow you to switch from your desk phone to your mobile phone to your PC.Swap Batteries for Unlimited Talk TimeThe Savi 740 features a swappable battery that lets you change the battery in the middle of a phone conversation, delivering unlimited talk time. Plantronics offers a swappable battery kit (sold separately) that includes a spare battery and charger.Product and Warranty InformationThe Savi 740 headset weighs 21 grams and offers up to seven hours of talk time on one battery charge. It is backed by a one-year limited warranty.What's in the BoxHeadset, battery, base and charging cradle, over-the-head headband, behind-the-head headband, USB cable, telephone interface cable, power supply, and headset fit kit with ear loops, ear tips, and foam sleeve.