Meet the future prepared with Sennheiser SDW 5013 - a wireless DECT headset system for modern office professionals using softphone/PC. SDW 5013 sets a new sound standard with super wideband audio, offering a sound experience beyond conventional business standards. A two microphone noise-cancelling system and pioneering voice detection technology deliver exceptional sound for speech intelligibility in very noisy environments. Choose between three wearing styles for the perfect fit and connect a Sennheiser Bluetooth® headset*, a wired headset or speakerphone to the base station for additional flexibility. The optional BTD 800 USB dongle adds a mobile connection. Enhanced security with 128-bit authentication, Protected Pairing and DECT Security certification keep conversations confidential. SDW 5013 is UC optimized and certified for Skype for Business, with smart call controls and headset busy light to improve productivity, while Sennheiser HeadSetup™ Pro Manager provides easy configuration and management for IT managers. *BTD 800 USB dongle needed for Bluetooth® connectivity.