Bring online calls off the screen and into your home phone system with this cordless headset and AT & T® Softphone Call Manager. It merges Microsoft® Lync®, Skype, VoIP and landline telephone services for flexible, full-access communication on one convenient system. Experience the best in long-range coverage and clarity, provided by the headset's unique antenna design and advances in noise-filtering technology. DECT 6.0 frequency band transmits your voice across multiple channels. This technology provides superior quality of voice and sound, high protection against wiretapping and better range than 2.4 GHz and 5.8 GHz phone systems, while not interfering with wireless routers. The headset's design is lightweight and comfortable.