| Keep conversations private | Make sure nearby conversations are not overheard. The noise-canceling microphone enhanced with Poly Acoustic Fence technology ensure private conversations stay private. |
| DECT™ security standards | Designed to meet the highest-level DECT™ Security Step C enhanced with military-grade FIPS 140-2 listed features, such as 256-bit AES encryption. |
| Meet enterprise security needs | Ideal for use in financial, medical, and government environments, where Bluetooth® technology is typically banned. |
| Remote management | Stay in control with remote device management for settings, firmware, and security updates. |
| Roaming range | Give users more freedom to move with a line-of-sight wireless range of up to 450 ft / 137 m. |
| Training made easy | Make training and collaboration easy with the ability to conference up to 4 headsets on the D400 dongle. |
| Communications platforms | An IT manager's dream, this headset was created for communication and is optimized and certified to work with top virtual meeting providers. |