When business demands only the best in performance, look no further than the Sennheiser SDW series. With supreme wearing comfort, a wide choice of wearing styles (Headband, Ear Hook, or Neckband), and an ultra-noise cancelling microphone, the iconic design of the SDW series puts it in a class of its own. As voice quality plays a vital part of our day-to-day conversations, choosing the right office headset solution to ensure the communication experience is as close to natural face-to-face conversations as possible is paramount. With a reduction in disruptive background noise, the voice quality for both speaker and listener is dramatically improved, increg understanding and overall efficiency. Designed with quality components for durability and comfort, our intuitive headset-based call management, generous talk time, easy charging and conferencing abilities make Sennheiser wireless DECT business headsets simply the best tools for the job. Combine these high-performance features with the flexibility of dual connectivity to both desk phone and softphone/PC all to give you have the ultimate in professional business headsets. With purchase of an Sennheiser USB dongle, you can upgrade your device from dual-connectivity to multi-connectivity. Choosing the right SDW: SDW 5015 - This headset is designed for users who require dual-connectivity to a computer and a desk phone to allow them to choose their own constellations SDW 5016 -This headset is designed for users who require dual-connectivity to a computer a desk phone, and a mobile to allow them to choose their own constellations. Also optimized for Skype and all Major UC Brands Sennheiser offers a 2-year on all headsets (including battery). See moreAll-day use: with 3 Choices of wearing styles, and extra soft leatherette ear pads, The 5016 Office headset provides maximum comfort for even the longest of work days. Improve collaboration: move freely around the office building, up to 590 feet with line of sight, while still being connected to your communication systems. Cloud-based: sennheiser headset up Pro Manager puts it managers in control of all sennheiser devices and manages assets, updates, and configurations. Peace of mind: with a 2-year on all headsets (including batteries), you never have to worry about the quality of your office headset. Active Gard Technology: featuring patented Hearing protection to defend against acoustic shock caused by sudden sound bursts. Fluid Conferencing: connect up to 4 wireless sennheiser headsets or wired headsets to a single 5016 base station to make Conferencing as simple as it should be. Advanced security: This hands-free Office headset keeps all conversations confidential with 128-bit authentication and DECT security certification. Enhanced clarity: with Super wideband sound & noise-canceling technology, This two-microphone business headset provides crisp, natural sound for crystal-clear. Multi-device connectivity: Connects to Softphone/PC, desk Phone, and mobile phone, While also optimized for major cu brands and Skype, to give you the ultimate freedom in Communication. Meets challenges: our hub improves modern workplaces by providing a communication tool that exceeds users’ Expectations for multi-device usability and Premium security.