- 3 lines 6 SIP accounts up to 3 call appearances- Supported by GDMS which provides a centralized interface to configure provision manage and monitor Grandstream devices- Electronic Hook Switch (EHS) support for Plantronics Jabra and Sennheiser headsets- Full-duplex speakerphone with HD audio to maximize audio quality and clarity- Equipped with noise shield technology to minimize background noise- Dual switched autosensing 10/100/1000 Mbps Gigabit Ethernet ports- Supports 5-way audio conferencing for easy conference calls- Enterprise-level protection including secure boot dual firmware images and encrypted data storage- Swappable faceplate to allow for easy logo customization- *PSU included*