Be prepared for the future with the Sennheiser SDW 5016. A wireless DECT headset and complete communication hub for office professionals. Connect with Softphone, Deskphone and Mobile device and opt for maximum flexibility. Connect a Sennheiser Bluetooth headset, corded headset or speakerphone to the base station for conferences or listening in. Super wideband audio and 2 mic Noise Canceling technology ensure the very best audio. The highest security with 128 bit authentication, Protected Pairing and DECT security certificates keep your conversations safe and private. The SDW 5016 is optimized for UC and certified for Skype for Business.