DW Office is a single-sided premium wireless DECT headset. Enjoy your calls in Sennheiser voice clarity and get natural high-definition sound for superior voice clarity. Work safely ensured that the ActiveGard® technology will protect your hearing. Imagine making every call in comfort, and being able to focus on what’s important: the conversation. DW Office comes in both dual-connectivity variants (desk phone AND softphone), and single-connectivity variants (desk phone only and softphone/USB only).